Hairpin Cotter Pin Dimensions

Cotter retainer pins have a wide range of uses from securing castle nuts to keeping clevis pins in place.

Hairpin cotter pin dimensions. Hairpin cotter pin mimics a bobby pin with one continuous piece of metal formed into a large ring at the head end and a w form at the other. Hairpin cotter pins also known as hitch pins are easy installed and removed for securing axles clevis pins and other shafts and parts. The way the length of a cotter pin is measured depends on the style of the points. And yet if the size of your cotter pin is off the function and safety will be hugely compromised.

A coil makes a stronger grip than standard hairpin cotter pins to prevent accidental release. Hairpin cotter keys also called bridge pins hitch pins or r clips consist of a single length of hardened metal wire in a general letter r shape. American standard cotter pin sizes are in nominal fractional inches starting at 1 32. For more secure cotter pin options try our popular locking cotter pin inventions bow tie locking cotter pins or rue ring locking cotter pins.

Double loop hair pin cotters are also available. These pins may be used to two vehicles. Strong hold wire snap cotter pins. Learn how to best measure the size of cotter pin you ll need.

They are inserted through cross holes in standard clevis pines or secured around the groove in a grooved clevis pin. These pins are coiled for more tension than standard wire snap cotter pins. Cotter pins and hairpin cotter pins are ideal for quick assembly. A cotter pin is an incredibly useful item particularly when fastening parts of machinery together.

Wire snap cotter pins. For pins larger than that the pin and hole size are the same. The sizes below 5 16 inch are intended to fit a hole 1 64 inch larger than the pin size. Hairpin cotter hitch clips are made from a kinked piece of wire that secures components paired with a large end loop.

Also known as safety pins these are easy to install and remove. This pin locks larger pins in place.