Attachment Link Attachment Number A-1 Attachment Type Tab Material Steel Chain Overall Width 1.398 in Chain Number 80 Roller Diameter 5/8 in Finish Nickel Plated Pitch 1 in Link Type Attachment Centerline to Attachment End 0.758 in Centerline to Hole Center 0.64 in Extended Pin Diameter 0.312 in Lubrication SAE 10 to SAE 50 Maximum Operating Temperature 302 Degrees F Minimum Operating Temperature 14 Degrees F Number of Tab Holes 1 Pin Contruction Cottered Pin