This Standard includes information for Double Pitch Power Transmission Roller Chains; Minimum Ultimate Tensile Strength; Tolerance for Chain Length; Dimensional Limits for Interchangeability; Types of Sprockets;Tooth Section Profile;and Tolerance for Diameters and MeasuringDimensions. There are also tables for General Chain Dimensions, in. and mm; Ultimate Dimensional Limits for Interchangeability, in. and mm; Sprocket Tooth Section Profile Dimensions, in. and mm; and Maximum Eccentricity and Face Runout Tolerances for Commercial Sprockets (Measured asTotal Indicator Reading), in. and mm.