Hairpin Cotter Pins, also called Bridge Pins or R-Clips are usually used with clevis pins, and are formed from a single piece of hardened metal wire into a shape resembling the letter “R”. They can either be inserted through the hole in a clevis pin, or around the groove at the end of a clevis pin.
Hairpin Cotters Diameters
Hairpin Cotters are available on the FCH Network with Imperial/US diameters that range from #1 to 5 and with Metric diameters that range from M2 to 5. The length of Hairpin Cotters is usually measured from the point to the underside of the head.
Hairpin Cotters are available on the FCH Network in materials that range from Steel to Superalloy (Inconel, Hastelloy, Alloy 20)