Part One of this British Standard relates to screwed studs intended for general purposes and having threads with coarse or fine pitches in accordance with BS 1580, Unified screw threads (UNC or UNF); BS 84, Screw threads of Whitworth form (B.S.W. or B.S.F.); or threads in accordance with BS 93, B.A. screw threads.

The dimensional requirements of this standard apply both to ferrous and non-ferrous studs, but mechanical properties are given only in respect of steel studs.