This Standard includes the following information for Heavy Duty Offset Sidebar Power Transmission Roller Chains: A series of identical offset links in which the pins articulate inside the bushings and the rollers are free to turn on the bushings. The main topics are General Chain Designators; (b) Chain Assembly; and (c) Sprocket Tooth Form. There are also Tables for (a) General Chain Dimensions, Minimum Ultimate Tensile Strength, Strand Length and Measuring Load; (b) Maximum and Minimum Controlling Link Dimensions for Interchangeable Chain Links; (c) Chain Clearance Dimensions; (d) Maximum Eccentricity and Face Runout Tolerance; and (e) Sprocket Tooth Form Factors.