NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[CURRENT]
DIN 357
DIN 357
Machine nut taps for coarse pitch metric ISO-threads M3 to M68
Title (German)
Mutter-Gewindebohrer für Metrisches ISO-Regelgewinde M3 bis M68
Overview
This standard applies to machine nut taps intended for the production of nuts with coarse pitch metric ISO-threads according to DIN 13-1. The standard has been prepared in Working Committee NA 121-01-04 AA "Gewindebohrer und Schneideisen" ("Taps and dies") at DIN Standards Committee Tools and Clamping Devices (FWS).