標準號：SIS SS-ISO 7040-1988
中文標準名稱：有效力矩型六角螺母（帶非金屬嵌件）1型．性能等級5、8和10
英文標準名稱：Prevailing torque type hexagon nuts (with non-metallic insert), style 1 - Property classes 5, 8 and 10
發布日期：1988/5/20 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：This International Standard specifles the characteristics of prevailing torque type hexagon nuts, style 1, with non-metallic annular insert and thread sizes from M 3 to M 36 inclusive, in product grades A (d < M 16) and B (d > M 16), and property classes 5, 8 and 10.IMOTE — The dimensions of the nuts correspond to those given in ISO 4032 plus prevailing torque feature.If other specifications are required, it is recommended that they should be selected from existing International Standards, for example ISO 261, ISO 898, ISO 965, ISO 2320, ISO 4759/1.