BS1981:1991

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British Standards: BS1981:1991



Standard No BS1981:1991
Title of Standard Specification for unified machine screws and machine screw nuts
ISBN
Date of Publication 30/08/91
Approx Pages 48
Description Unified screw threads, ISO metric threads, Screws (bolts), Nuts, Threaded fasteners, Fasteners, Hexagonal-head fasteners, Square-head fasteners, Raised-head fasteners, Slotted-head fasteners, Countersunk fasteners, Cheese-head fasteners, Pan-head fastener
Cross references BS 919, BS 1474, BS 1475, BS 1580:Parts 1 & 2, BS 1580:Part 3, BS 1768, BS 3382:Parts 1 & 2, BS 3643:Part 1, BS 3643:Part 2, BS 4183, BS 5750, BS 6322:Part 1, BS 6605, Patents Act 1977
International Equiv (If Applicable )
Replaces Standards : BS1981:1972
Replacement Notes
Now Replaced By
Replaced by Notes
Committee Ref FME/9


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