Vlier Custom Spring Plungers


Accurate. Repeatable. Reliable. Customized.

Our standard catalog of spring plungers offer long travel, large
bearing surfaces and numerous material and design options,
including a locking element.

To customize a spring plunger to your specific need, we can change a range of specifications including but not limited to:

Material/Plating:

• Plunger/ball material

• Body material

• Spring material

• Steel Plating

• Stainless steel passivation

Test Reports / Certifications

• Custom testing requirements

• Higher AQL inspection plans

• Dimensional test reports

• Full material and process certifications

• DFARS certifications

• First Article Inspection (FAI)

• Others as required by application

Shape:

• Plunger vs. ball

• Round vs. flat nose

• Fine vs. course thread

• Smooth body vs. threaded or knurled

• Plunger shape

• Installation method

• Assembly method

Locking element:

• None

• Patch

• Pellet

• Line pellet

• 360° patch




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