Reference number
ISO 2857:1973
© ISO 2025
International Standard
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
Edition 1
1973-12
Read sample
Published (Edition 1, 1973)
This publication was last reviewed and confirmed in 2022. Therefore this version remains current.
This standard has 2 amendments.

ISO 2857:1973

Language
Format
CHF 98
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 1973-12
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 13
  • Technical Committee :
    ISO/TC 29/SC 9
    ICS :
    25.100.50 
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 Amendments

Amendments are issued when it is found that new material may need to be added to an existing standardization document. They may also include editorial or technical corrections to be applied to the existing document.

Amendment 1

Edition 1984

Language
Format
CHF 18
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Amendment 2

Edition 1986

Language
Format
CHF 18
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Life cycle

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