40.20 DIS ballot initiated: 12 weeks Jun 6, 2024
CEN
CEN/TC 185 Fasteners
European Norm
21.060.20 Nuts
Draft
This document specifies the characteristics of prevailing torque hexagon high nuts (with non metallic insert), in steel and stainless steel, with metric coarse pitch thread M5 to M39, and with product grades A and B.
If in certain cases other specifications are requested, property classes and stainless steel grades can be selected from ISO 898-2 or ISO 3506-2.
IN_DEVELOPMENT
prEN ISO 7041
40.20
DIS ballot initiated: 12 weeks
Jun 6, 2024