Attachment Link Attachment Number D-1 Attachment Type Pin Material Steel Chain Overall Width 1.398 in Chain Number 80 Roller Diameter 5/8 in Finish Plain 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 300 Degrees F Minimum Operating Temperature 15 Degrees F Number of Tab Holes 1 Pin Contruction Cottered Pin Plate Height 0.949 in