NEN-ISO 2857
Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 April 1990 |
| Status: | active |
| Page Count: | 30 |
| ICS Code (Taps and threading dies): | 25.100.50 |
scope:
This International Standard specifies the manufacturing tolerances on the threaded portion of taps for producing the ISO metric threads of tolerance classes 4H to 8H and 4G to 6G as defined in ISO/R 965-1 to 3 (excluding, consequently, classes 7G and 8G considered as usually produced with ground thread taps).
Document History
NEN-ISO 2857
April 1, 1990
Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
This International Standard specifies the manufacturing tolerances on the threaded portion of taps for producing the ISO metric threads of tolerance classes 4H to 8H and 4G to 6G as defined in ISO/R...