BS 3409-2:1966 (R2013)
Active , Reaffirmed Standard
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BS 3409-2:1966 (R2013)

Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) Diameters below ¼ in

Summary

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.

Technical characteristics

Publisher British Standards Institution (BSI)
Publication Date 01/31/1966
Confirmation Date 03/01/2013
Page Count 14
Themes Wires
EAN ---
ISBN ---
Weight (in grams) ---
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