Roller Chain Chain Construction Riveted Pin Overall Length 10 ft Material Steel Chain Number 40 Chain Overall Width 0.7 in Roller Diameter 5/16 in Tensile Strength 2 481 lbf Pitch 1/2 in Number of Strands 1 Pin Contruction Riveted Pin Inside Width 0.312 in Series Standard Riveted Working Load Limit 648 lb Finish Nickel Plated Heavy Series No Maximum Operating Temperature 150 Degrees F Minimum Operating Temperature 10 Degrees F Pin Hole Diameter 0.155 in