Attachment Link Attachment Number A-1 Attachment Type Tab Material Steel Chain Overall Width 1.283 in Chain Number 40 Roller Diameter 19/64 in Finish Plain Pitch 1/2 in Link Type Attachment Centerline to Attachment End 0.675 in Centerline to Hole Center 0.608 in Extended Pin Diameter 0.156 in Lubrication SAE 10 to SAE 50 Maximum Operating Temperature 300 Degrees F Minimum Operating Temperature 15 Degrees F Number of Tab Holes 2 Pin Contruction Riveted Pin Plate Height 0.472 in