Clevis Pin Sizes are given in the following chart according to ASME B18.8.1 standard.
Some important notes from the ASME B18.8.1 standard:
- Material and Heat Treatment: Clevis pins shall be made from low carbon steel
unless otherwise specified. Case hardened pins shall
have a case depth of 0.010 to 0.016 in.
- The axis of
hole through shank shall not be offset from the axis
of pin by more than 0.010 in. for the 3/16 and
1/4 in. nominal pin size and 0.020 in. for all larger pin
- The tabulated length
apply to pin intended for use with standard clevises,
- Designation: Name, Nominal Size, Length, Material and Finish. Ex: Pin, Clevis, 1/4 x 0.77, Steel, Zinc Plated