Clevis Pin Product Type Drilled Headless Clevis Pin Material Steel Finish Zinc Plated Material Grade/Class Grade 1018/Grade 1045 Head Type Headless Head Diameter Not Applicable Maximum Usable Length 1 1/4 in Maximum Hole Size 0.151 in Minimum Hole Size 0.136 in Shank Length 1 21/32 in System of Measurement Inch Standards ANSI B 18.8.1 Includes (2) Hairpins Pack Size Small Pack Manufacturer Location Globally Sourced Pin Diameter 1/2 in