• BS 4377:1980

BS 4377:1980

Specification for the tapping of holes to receive wire thread inserts (ISO metric threads)

BSI Group , 04/30/1980

Publisher: BS

File Format: PDF

$132.00$264.16


Specifies limits of sizes for tapped holes to accommodate wire to provide ISO metric thread sizes from M2 to M39 diameter inclusive. Recommends screwing taps and also a gauging system for checking the tapped holes.

BS 4377:1980 History

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