Roller Chain Chain Construction Riveted Pin Overall Length 10 ft Material Steel Chain Number 40 Chain Overall Width 0.717 in Roller Diameter 5/16 in Tensile Strength 4 250 lbf Pitch 1/2 in Number of Strands 1 Pin Contruction Riveted Pin Inside Width 0.313 in Series Blank Working Load Limit 660 lb Features Nickel-Plated Chains Provide Acceptable Performance Where Equipment Must Operate in Mildly Corrosive Environments Finish Nickel Plated Heavy Series No