ISO DIS 7040
Prevailing torque hexagon regular nuts (with non-metallic insert) - Product grades A and B
|Publication Date:||31 March 2016|
|ICS Code (Nuts):||21.060.20|
This International Standard specifies the characteristics of prevailing torque hexagon regular nuts (with non-metallic insert) with coarse pitch thread from nominal diameters M3 through M39, with product grade A for nominal diameters ≤ M16 and product grade B for nominal diameters > M16.
NOTE The dimensions of the nuts correspond to those given in ISO 4032 plus prevailing torque feature.