NA 121
DIN Standards Committee Tools and Clamping Devices
DIN 2197 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN 22857 | 1990-07 | 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 (ISO 2857:1973 incl. AMD 1:1984 and AMD 2:1986); german version EN 22857:1989 More |
| DIN 323-1 | 1974-08 | Preferred Numbers and Series of Preferred Numbers; Basic Values, Calculated Values, Rounded Values More |
| DIN 332-1 | 1986-04 | 60° centre holes; types R, A, B, and C More |
