本标准提供了钢衬套无滚子链、附件和链轮齿的以下信息:一系列具有钢衬套以接触链轮齿的块链节，与由侧杆和销组成的链节交替，这些侧杆和销在块链节的钢衬套中铰接。主要主题是:（a）一般链比例和名称；（b） 链条和附件尺寸；和（c）链轮齿形。还有以下表格:（a）一般链条尺寸、最小极限抗拉强度、钢绞线长度和测量载荷； （b） 可互换链节的最大和最小控制尺寸；（c） 链条间隙尺寸；（d） A-1、A-2、A-22、K-1、K-2、K-3、K-35、K-44和K-443附件；（e） 链轮-最大偏心率和端面跳动公差；和（f）链轮齿形系数。

This Standard provides the following information for Steel Bushed Rollerless Chains, Attachments, and Sprocket Teeth: A series of block links having steel bushings to contact the sprocket teeth, alternating with links composed of sidebars and pins which articulate in the steel bushings of the block link.The main topics are:(a) General Chain Proportions and Designations;(b) Chain and Attachment Dimensions; 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 Dimensions for Interchangeable Chain Links;(c) Chain Clearance Dimensions;(d) A-1, A-2, A-22, K-1, K-2, K-3, K-35, K-44, & K-443 Attachments;(e) Sprockets - Maximum Eccentricity and Face Runout Tolerances; and(f) Sprocket Tooth Form Factors.