BS 949-4:1990

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

NORM herausgegeben am 29.6.1990

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The information about the standard:

Designation standards: BS 949-4:1990
Publication date standards: 29.6.1990
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Kategorie: Technische Normen BS

Annotation of standard text BS 949-4:1990 :

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. Status: Under Review