M4 Plungers | McMaster-Carr

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System of Measurement

Thread Size

Spring Plunger Nose Type

Material

Stainless Steel

Drive Style

Spring Plunger Driver

Nose Material

440C Stainless Steel

Locking Type

Without Threadlocker

Body Length

Nose Diameter

Body Material

18-8 Stainless Steel

Mount Type

Extended Nose Length

Thread Type

Length

Extended Nose Force

Less than 1 lbf

1 lbf to 1.99 lbf

2 lbf to 4.99 lbf

Compressed Nose Force

Less than 10 lbf

Thread Pitch

Performance

Corrosion Resistant

Body Finish

Handle Material

18-8 Stainless Steel

Thread Spacing

Threadlocker Type

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

17 Products

Fastening and Joining

Spring Plungers

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

Quick-Release Pin Receptacles

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

Spring Plunger Drivers

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

Fabricating and Machining

Clamp Holding Screws

Clamp Holding Screws

Replace worn holding screws in clamps or customize with different sizes or styles

Toggle Clamps

Lock workpieces onto worktables or objects

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)