Leaf Chain Chain Number BL6 Chain Overall Width 1.437 in Lacing 4 x 6 Overall Length 10 ft Pitch 3/4 in Tensile Strength 28 500 lb/in Lubrication SAE 10 to SAE 50 Material Steel Maximum Operating Temperature 300 Degrees F Minimum Operating Temperature 15 Degrees F Pin Outside Diameter 0.312 in Plate Height 0.713 in Plate Thickness 0.125 in Standards ANSI