Previous_Page

Screws with British Standard Whitworth Threads (rationalized series)

AS /NZS 2451 - 1998

Display drawing:

Screw Thread 1/2
D 0.5
P BSW 12
S Max 0.82
S Min 0.8
E Min 0.95
R Min 1/32
K Max 0.363
K Min 0.333