BS 949-4:1990

BS 949-4:1990

June 1990
Standard Current

Screwing taps. Specification for metric ground thread taps: manufacturing tolerances

Manufacturing tolerances on the threaded portion of taps for producing ISO metric threads of tolerance classes 4H to 8H and 4G to 6G. Valid for short taps specified in ISO/R 529 as well as any other kind of ground thread taps with the same diameters and pitches.

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Main informations

Collections

BSI English standards

Publication date

June 1990

Number of pages

28 p.

Reference

BS 949-4:1990

ICS Codes

25.100.50   Taps and threading dies

Print number

1
Sumary
Screwing taps. Specification for metric ground thread taps: manufacturing tolerances

Manufacturing tolerances on the threaded portion of taps for producing ISO metric threads of tolerance classes 4H to 8H and 4G to 6G. Valid for short taps specified in ISO/R 529 as well as any other kind of ground thread taps with the same diameters and pitches.
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