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L Handle Retractable Spring Plunger

The L-shaped handle has a spring-loaded plunger, which can be operated with one hand through a lever handle. The plunger is driven by a built-in spring to extend and retract, and supports quick positioning and locking functions;
  • L Handle Retractable Spring Plunger

  • PDM

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Features of L Handle Retractable Spring Plunger

Retractable Indexing Plunger Title:

High Positioning L Handle Retractable Spring Plunger


L Handle Retractable Spring Plunger Introduction:


Core Features‌:


L-shaped handle design

Using an L-shaped metal handle instead of a traditional pull ring to achieve lever style labor-saving operation, the plunger can be quickly retracted with a single hand pressure;


Self Locking Mechanism

Built in ratchet or slot structure, the handle automatically locks when pressed down to a specific position, maintaining the plunger in a continuously contracted state;

Double tapping the handle will release the lock, and the spring driven plunger will instantly reset.


Spring rebound system

The plunger contains a high load stainless steel spring inside, providing stable rebound force;

Body Material:Stainless Steel(AISI 303);

Handle:Steel Nickel Plating

Thread Size:1/4-20inch,3/8-16inch,1/2-13inch,5/8-11inch

L-handle-Retractable-Plunger-02

Carbon Steel Stainless Steel End Pressures (lbs)

Part No. Part No. Start Full Thread I1 I2 d1 E I5 d3
LP025-C LP025-S 0.50 2.00 1/4-20 1.25 0.38 0.16 0.25 0.50 0.09
LP375-C LP375-S 0.75 3.75 3/8-16 2.00 0.56 0.25 0.38 0.75 0.14
LP050-C LP050-S 1.00 5.0 1/2-13 2.11 0.75 0.31 0.50 0.93 0.19
LP625-C LP625-S 1.00 5.0 5/8-11 3.05 1.00 0.38 0.62 1.00 0.19


Application:

Modular positioning of fixtures and jigs;

Mechanical safety lock during equipment maintenance;

High load scenarios such as injection molding machines and stamping molds


L-handle-Retractable-Plunger-01



Notes:


Definition of Model Naming

L Handle: Identify the operating handle as an L-shaped lever structure;

Retractable: supports manual retraction function;

Spring Plunger: The core is a spring driven plunger positioning mechanism;

Self Locking (some models): includes automatic locking/unlocking features;


Standard type: Basic L-shaped handle design, no locking function;

Self locking type (such as some stainless steel models): with locking card slot;

Customized version: adjustable spring stiffness or thread specifications;

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