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BSI - BS 3409-2

Specification for The tapping of holes to receive wire thread inserts (UNC and UNF threads) - Part 2: Diameters below 1/4 in

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Organization: BSI
Publication Date: 31 January 1966
Status: active
Page Count: 14
ICS Code (Taps and threading dies): 25.100.50
scope:

Limits of size for tapped holes to accommodate wire thread inserts to provide thread sizes from No. 2 to No. 12 UNC inclusive and from No. 2 to No. 12 UNF inclusive. Recommendations for general dimensions and limits of size on the threaded portion of screwing taps intended to produce holes to the limits specified; details of a recommended gauging system for checking them.

Document History

BS 3409-2
January 31, 1966
Specification for The tapping of holes to receive wire thread inserts (UNC and UNF threads) - Part 2: Diameters below 1/4 in
Limits of size for tapped holes to accommodate wire thread inserts to provide thread sizes from No. 2 to No. 12 UNC inclusive and from No. 2 to No. 12 UNF inclusive. Recommendations for general...

References

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