Northwestern Tools, Inc.

Ball Plunger is designed to facilitate installation.
Mechanical Components and Assemblies

Ball Plunger is designed to facilitate installation.

Available in 1/8, 3/16, Â-¼, 5/16, 3/8, and ½ in. dia and 2 spring pressures per diameter, Press-Thru(TM) Ball Plunger comes in either steel or stainless steel body with 440 stainless or Delrin® ball. Products do not have flange on ball end, allowing for insertion into work piece from top or bottom, front or back. For installation, user presses body so plunger end is flush with...

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Spring Plunger is designed to facilitate installation.
Mechanical Components and Assemblies

Spring Plunger is designed to facilitate installation.

Available in 1/8, 3/16, Â-¼, 5/16, 3/8, and ½ in. dia and 2 spring pressures per diameter, Press-Thru(TM) Spring Plunger comes in either steel or stainless steel body with 440 stainless or Delrin® nose. Products do not have flange on nose end, allowing for insertion into work piece from top or bottom, front or back. For installation, user presses body so plunger end is flush...

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Mechanical Components and Assemblies

Hand Retractable Plunger has threaded handle.

Similar to knurled head hand retractable plunger in function, product has threaded handle end that enables users to add threaded star type knob, round ball knob, t-handle, soft grip knob, or any other type of handle. This allows operators to use handles they are most comfortable with. It is available in 5 diameters from 10-32 thru Â-½-13 in 2 spring pressures.

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Ball Plunger is designed to facilitate installation.
Mechanical Components and Assemblies

Ball Plunger is designed to facilitate installation.

Available in 1/8, 3/16, Â-¼, 5/16, 3/8, and ½ in. dia and 2 spring pressures per diameter, Press-Thru(TM) Ball Plunger comes in either steel or stainless steel body with 440 stainless or Delrin® ball. Products do not have flange on ball end, allowing for insertion into work piece from top or bottom, front or back. For installation, user presses body so plunger end is flush with...

Read More »
Spring Plunger is designed to facilitate installation.
Mechanical Components and Assemblies

Spring Plunger is designed to facilitate installation.

Available in 1/8, 3/16, Â-¼, 5/16, 3/8, and ½ in. dia and 2 spring pressures per diameter, Press-Thru(TM) Spring Plunger comes in either steel or stainless steel body with 440 stainless or Delrin® nose. Products do not have flange on nose end, allowing for insertion into work piece from top or bottom, front or back. For installation, user presses body so plunger end is flush...

Read More »
Mechanical Components and Assemblies

Hand Retractable Plunger has threaded handle.

Similar to knurled head hand retractable plunger in function, product has threaded handle end that enables users to add threaded star type knob, round ball knob, t-handle, soft grip knob, or any other type of handle. This allows operators to use handles they are most comfortable with. It is available in 5 diameters from 10-32 thru Â-½-13 in 2 spring pressures.

Read More »

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