ISO 2857:1973
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
- Standard No.
- ISO 2857:1973
- Release Date
- 1973
- Published By
- International Organization for Standardization (ISO)
- Status
- Replace By
- ISO 2857:1973/Amd 1:1984
- Latest
- ISO 2857:1973/cor 1:1990
- Scope
- Is valid for the short taps specified in ISO 529 as well as for any other kind of ground thread taps with the same diameters and pitches. The internal threads produced with those taps are conventionally designated by the simplified denomination of "nut" in agreement with the word used in ISO 965 for the general designation of all internal threads.
ISO 2857:1973 history
- 1990 ISO 2857:1973/cor 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; technical corrigendum 1
- 1986 ISO 2857:1973/Amd 2:1986 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 — Amendment 2
- 1984 ISO 2857:1973/Amd 1:1984 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 — Amendment 1
- 1973 ISO 2857:1973 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
