Attachment Link Attachment Number SA-1 Attachment Type Tab Material Stainless Steel Chain Overall Width 0.717 in Chain Number 40 Roller Diameter 19/64 in Finish Plain Pitch 1/2 in Link Type Attachment Centerline to Attachment End 0.392 in Centerline to Hole Center 0.325 in Extended Pin Diameter 0.156 in Lubrication SAE 10 to SAE 50 Material Grade 600 Maximum Operating Temperature 750 Degrees F Minimum Operating Temperature -40 Degrees F Number of Tab Holes 1