Spring Plunger & Pin Guides

Spring Plungers are used for locking and then locating of separate components and come in a variety of metric and standard sizes. These components use spring-force to apply pressure so that the ball or nose will remain positioned. These plungers have different installation methods including hex socket, slotted drive and top slot for blind-holes and have light, standard, or heavy end forces available to them.

Monroe's Plunger & Pins Guides


Pin and Plunger Blog Articles

What Are Marine Style Quick Release Pins?

Quick release pins simplify the process of assembling and dissembling parts. Also known as ball locking and ball detent pins, they are used to secure two or more parts together. You can then release the parts by removing the quick … Read More




Double-Acting Quick Release Pins: What You Should Know

Quick release pins are available in a variety of styles, one of which is double-acting. They look like most other quick release pins. Double-acting quick release pins feature one or more pairs of ball detents. Using these ball detents, they … Read More




What Are the Different Types of Alignment Pins?

Alignment pins are commonly used to align and position workpieces. Also known as locating pins, they are manufactured to strict standards. Alignment pins feature specific dimensions, allowing for a precise fit in the hole with which they are used. There … Read More




Bent Hitch Pins: A Simple and Effective Fastening Solution

Are you looking for a fastening solution for an axle? You may want to choose a bent hitch pin. Also known as hitch lunches and linchpins, bent hitch pins offer a simple and effective fastening solution. The Basics of Bent … Read More





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