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Essentra Components
Hand-Retractable Spring Plungers - Threaded Adapter
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NRP-1 Hand-Retractable Spring Plungers - Threaded Adapter
 Buy Now  Part Number  Description  Special Features (All)  Handle Type  Brand  Body Material  Nose Diameter  Body Thread Size  Body Thread Length  Final End Force  Initial End Force  Nose Projection  Nose Material  Body Relief Length  Stud Thread Size  Threaded Adapter Size  Threaded Adapter Length  Pressure Type
NRP-1
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
1.500 lbs (0.7 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-10
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-10N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-13N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
18.0 N (4 lbf)
3.0 N (0.7 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRP-14
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
22.0 N (4.9 lbf)
5.5 N (1.2 lbf)
6.35 mm (0.25 in)
Steel
 
3/8-16
 
 
 
NRP-14N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
22.0 N (4.9 lbf)
5.5 N (1.2 lbf)
6.35 mm (0.25 in)
Steel
 
3/8-16
 
 
 
NRP-15
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.000 lbs (1.4 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-17N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-18
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-18N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-19
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-20N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.000 lbs (1.4 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-21
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-21N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-22
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Stainless Steel
 
1/4-20
 
 
 
NRP-24N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-25
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
22.0 N (4.9 lbf)
4.5 N (1 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRP-25N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
22.0 N (4.9 lbf)
4.5 N (1 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRP-26
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
26.5 N (6 lbf)
6.5 N (1.5 lbf)
4.8 mm (0.189 in)
Steel
 
1/4-20
 
 
 
NRP-2N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-3
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-31
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-31N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-34
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-34N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-3N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-4N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-53N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-54
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-55N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-56
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-11
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
11.0 N (2.5 lbf)
2.0 N (0.4 lbf)
3.17 mm (0.125 in)
Steel
 
10-32
 
 
 
NRP-11N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
11.0 N (2.5 lbf)
2.0 N (0.4 lbf)
3.17 mm (0.125 in)
Steel
 
10-32
 
 
 
NRP-12
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
13.0 N (2.9 lbf)
3.0 N (0.7 lbf)
4.75 mm (0.187 in)
Steel
 
1/4-20
 
 
 
NRP-13
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
18.0 N (4 lbf)
3.0 N (0.7 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRP-15N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.000 lbs (1.4 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-16
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-16N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-17
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-19N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-1N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
1.500 lbs (0.7 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-2
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-20
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.000 lbs (1.4 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-22N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Stainless Steel
 
1/4-20
 
 
 
NRP-23
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-23N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-24
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-27
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
35.5 N (8 lbf)
6.5 N (1.5 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRP-27N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
35.5 N (8 lbf)
6.5 N (1.5 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRP-28
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
44.5 N (10 lbf)
11.0 N (2.5 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRP-28N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
44.5 N (10 lbf)
11.0 N (2.5 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRP-32
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-32N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-33
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-33N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-5
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-51N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.500 lbs (1.6 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-52
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-53
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-57
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.500 lbs (1.6 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-57N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
3.500 lbs (1.6 kg)
1.0 lbs (0.5 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-58
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-58N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-59
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.188 in (4.8 mm)
Stainless Steel
 
1/4-20
 
 
 
NRP-5N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-6
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
1.500 lbs (0.7 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-60
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-62N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-63N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
2.000 lbs (0.9 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Steel
 
10-32
 
 
 
NRP-64
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.125 in (3.2 mm)
Steel
 
10-32
 
 
 
NRP-65
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-68
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-68N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Steel
 
1/2-13
 
 
 
NRP-69
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
2.000 lbs (0.9 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-69N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
2.000 lbs (0.9 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-73
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-73N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-74
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-74N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
6.000 lbs (2.7 kg)
3.00 lbs (1.4 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRPM-75
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
2.0 mm (0.079 in)
M5 x .8
10.3 mm (0.406 in)
9.0 N (2 lbf)
2.0 N (0.4 lbf)
2.4 mm (0.094 in)
Steel
 
10-32
 
 
 
NRPM-75N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
2.0 mm (0.079 in)
M5 x .8
10.3 mm (0.406 in)
9.0 N (2 lbf)
2.0 N (0.4 lbf)
2.4 mm (0.094 in)
Steel
 
10-32
 
 
 
NRPM-76
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
11.0 N (2.5 lbf)
2.0 N (0.4 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRPM-76N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
11.0 N (2.5 lbf)
2.0 N (0.4 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRPM-79N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
22.0 N (4.9 lbf)
5.5 N (1.2 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRPM-80
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
8.0 mm (0.315 in)
M16 x 2.0
25.4 mm (1 in)
26.5 N (6 lbf)
13.0 N (2.9 lbf)
7.9 mm (0.311 in)
Steel
 
1/2-13
 
 
 
NRPM-80N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
8.0 mm (0.315 in)
M16 x 2.0
25.4 mm (1 in)
26.5 N (6 lbf)
13.0 N (2.9 lbf)
7.9 mm (0.311 in)
Steel
 
1/2-13
 
 
 
NRPM-81
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
2.0 mm (0.079 in)
M5 x .8
10.3 mm (0.406 in)
15.5 N (3.5 lbf)
4.5 N (1 lbf)
2.4 mm (0.094 in)
Steel
 
10-32
 
 
 
NRPM-83N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
26.5 N (6 lbf)
6.5 N (1.5 lbf)
4.8 mm (0.189 in)
Steel
 
1/4-20
 
 
 
NRPM-84
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
35.5 N (8 lbf)
6.5 N (1.5 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRPM-84N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
35.5 N (8 lbf)
6.5 N (1.5 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRPM-85
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
44.5 N (10 lbf)
11.0 N (2.5 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRP-64N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.13 in (3.3 mm)
Steel
.130 in (3.3 mm)
 
10-32
.234 in (5.9 mm)
Light End Pressure
NRP-70
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.13 in (3.3 mm)
Stainless Steel
.130 in (3.3 mm)
 
10-32
.234 in (5.9 mm)
Light End Pressure
NRP-70N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.13 in (3.3 mm)
Stainless Steel
.130 in (3.3 mm)
 
10-32
.234 in (5.9 mm)
Light End Pressure
NRP-60N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-61
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-61N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.250 in (6.4 mm)
Stainless Steel
 
3/8-16
 
 
 
NRP-62
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.311 in (7.9 mm)
5/8-11
1.00 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.313 in (8 mm)
Stainless Steel
 
1/2-13
 
 
 
NRP-65N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Steel
 
1/4-20
 
 
 
NRP-66
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-66N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Steel
 
5/16-18
 
 
 
NRP-67
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.875 in (22.2 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.250 in (6.4 mm)
Steel
 
3/8-16
 
 
 
NRP-6N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.104 in (2.6 mm)
10-32
.406 in (10.3 mm)
1.500 lbs (0.7 kg)
.50 lbs (0.2 kg)
.094 in (2.4 mm)
Stainless Steel
 
10-32
 
 
 
NRP-7
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-71N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Stainless Steel
 
1/4-20
 
 
 
NRP-72
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-7N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
2.500 lbs (1.1 kg)
.50 lbs (0.2 kg)
.125 in (3.2 mm)
Stainless Steel
 
10-32
 
 
 
NRP-8N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.625 in (15.9 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.188 in (4.8 mm)
Stainless Steel
 
1/4-20
 
 
 
NRP-9
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRP-9N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.219 in (5.6 mm)
Stainless Steel
 
5/16-18
 
 
 
NRPM-77
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
13.0 N (2.9 lbf)
3.0 N (0.7 lbf)
4.8 mm (0.189 in)
Steel
 
1/4-20
 
 
 
NRPM-78
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
18.0 N (4 lbf)
3.0 N (0.7 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRPM-78N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
5.0 mm (0.197 in)
M10 x 1.5
19.0 mm (0.748 in)
18.0 N (4 lbf)
3.0 N (0.7 lbf)
5.5 mm (0.217 in)
Steel
 
5/16-18
 
 
 
NRPM-79
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
22.0 N (4.9 lbf)
5.5 N (1.2 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRPM-81N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
2.0 mm (0.079 in)
M5 x .8
10.3 mm (0.406 in)
15.5 N (3.5 lbf)
4.5 N (1 lbf)
2.4 mm (0.094 in)
Steel
 
10-32
 
 
 
NRPM-82
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
22.0 N (4.9 lbf)
4.5 N (1 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRPM-82N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
3.0 mm (0.118 in)
M6 x 1.0
12.7 mm (0.5 in)
22.0 N (4.9 lbf)
4.5 N (1 lbf)
3.2 mm (0.126 in)
Steel
 
10-32
 
 
 
NRPM-83
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
26.5 N (6 lbf)
6.5 N (1.5 lbf)
4.8 mm (0.189 in)
Steel
 
1/4-20
 
 
 
NRPM-85N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
6.0 mm (0.236 in)
M12 x 1.75
22.2 mm (0.874 in)
44.5 N (10 lbf)
11.0 N (2.5 lbf)
6.4 mm (0.252 in)
Steel
 
3/8-16
 
 
 
NRPM-86
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
Northwestern Tools
Steel
8.0 mm (0.315 in)
M16 x 2.0
25.4 mm (1 in)
44.5 N (10 lbf)
22.0 N (4.9 lbf)
7.9 mm (0.311 in)
Steel
 
1/2-13
 
 
 
NRPM-86N
Hand-Retractable Spring Plungers - Threaded Adapter
 
Threaded Adapter
 
Steel
8.0 mm (0.315 in)
M16 x 2.0
25.4 mm (1 in)
44.5 N (10 lbf)
22.0 N (4.9 lbf)
7.9 mm (0.311 in)
Steel
 
1/2-13
 
 
 
NRP-63
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.410 in (10.4 mm)
2.000 lbs (0.9 kg)
.50 lbs (0.2 kg)
.09 in (2.3 mm)
Steel
.096 in (2.4 mm)
 
10-32
.234 in (5.9 mm)
Light End Pressure
NRP-71
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.610 in (15.5 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.19 in (4.8 mm)
Stainless Steel
.192 in (4.9 mm)
 
1/4-20
.344 in (8.7 mm)
Light End Pressure
NRP-8
Hand-Retractable Spring Plungers - Threaded Adapter
Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.610 in (15.5 mm)
3.000 lbs (1.4 kg)
.75 lbs (0.3 kg)
.19 in (4.8 mm)
Stainless Steel
 
 
1/4-20
.344 in (8.7 mm)
Light End Pressure
NRP-4
Hand-Retractable Spring Plungers - Threaded Adapter
Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.22 in (5.6 mm)
Steel
 
 
5/16-18
.406 in (10.3 mm)
Light End Pressure
NRP-72N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
4.000 lbs (1.8 kg)
.75 lbs (0.3 kg)
.22 in (5.6 mm)
Stainless Steel
.223 in (5.7 mm)
 
5/16-18
.406 in (10.3 mm)
Light End Pressure
NRP-51
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.104 in (2.6 mm)
10-32
.410 in (10.4 mm)
3.500 lbs (1.6 kg)
1.0 lbs (0.5 kg)
.09 in (2.3 mm)
Steel
.096 in (2.4 mm)
 
10-32
.234 in (5.9 mm)
Heavy End Pressure
NRP-52N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.124 in (3.1 mm)
1/4-20
.500 in (12.7 mm)
5.000 lbs (2.3 kg)
1.0 lbs (0.5 kg)
.13 in (3.3 mm)
Steel
.130 in (3.3 mm)
 
10-32
.234 in (5.9 mm)
Heavy End Pressure
NRP-55
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,No Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.880 in (22.4 mm)
10.000 lbs (4.5 kg)
2.50 lbs (1.1 kg)
.25 in (6.4 mm)
Steel
.255 in (6.5 mm)
 
3/8-16
.438 in (11.1 mm)
Heavy End Pressure
NRP-12N
Hand-Retractable Spring Plungers - Threaded Adapter
Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
13.0 N (2.9 lbf)
3.0 N (0.7 lbf)
4.8 mm (0.189 in)
Steel
 
 
1/4-20
8.7 mm (0.343 in)
Light End Pressure
NRP-56N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.311 in (7.9 mm)
5/8-11
1.000 in (25.4 mm)
10.000 lbs (4.5 kg)
5.00 lbs (2.3 kg)
.31 in (7.9 mm)
Steel
.317 in (8.1 mm)
 
1/2-13
.438 in (11.1 mm)
Heavy End Pressure
NRP-67N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.249 in (6.3 mm)
1/2-13
.880 in (22.4 mm)
5.000 lbs (2.3 kg)
1.25 lbs (0.6 kg)
.25 in (6.4 mm)
Steel
.255 in (6.5 mm)
 
3/8-16
.437 in (11.1 mm)
Light End Pressure
NRP-59N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Stainless Steel
.155 in (3.9 mm)
5/16-18
.630 in (16 mm)
6.000 lbs (2.7 kg)
1.50 lbs (0.7 kg)
.19 in (4.8 mm)
Stainless Steel
.192 in (4.9 mm)
 
1/4-20
.344 in (8.7 mm)
Heavy End Pressure
NRP-54N
Hand-Retractable Spring Plungers - Threaded Adapter
Non-Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
.186 in (4.7 mm)
3/8-16
.750 in (19.1 mm)
8.000 lbs (3.6 kg)
1.50 lbs (0.7 kg)
.22 in (5.6 mm)
Steel
.223 in (5.7 mm)
 
5/16-18
.406 in (10.3 mm)
Heavy End Pressure
NRP-26N
Hand-Retractable Spring Plungers - Threaded Adapter
Locking Nose,Thread Locking Element
Threaded Adapter
Northwestern Tools
Steel
4.0 mm (0.157 in)
M8 x 1.25
15.8 mm (0.622 in)
26.5 N (6 lbf)
6.5 N (1.5 lbf)
4.75 mm (0.187 in)
Steel
 
 
1/4-20
8.7 mm (0.343 in)
Heavy End Pressure

Bill of Materials Data

Manufacturer Essentra Components
Description Hand-Retractable Spring Plungers - Threaded Adapter
Part Number NRP-1
Special Features (All)
Handle Type Threaded Adapter
Brand Northwestern Tools
Body Material Steel
Nose Diameter .104 in (2.6 mm)
Body Thread Size 10-32
Body Thread Length .406 in (10.3 mm)
Final End Force 1.500 lbs (0.7 kg)
Initial End Force .50 lbs (0.2 kg)
Nose Projection .094 in (2.4 mm)
Nose Material Steel
Body Relief Length
Stud Thread Size 10-32
Threaded Adapter Size
Threaded Adapter Length
Pressure Type
URL (US) http://us.essentracomponents.com/en-US/search?searchTerm=NRP-1

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