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Hexagon Screws (UNC and UNF threads)

AS /NZS 2465 - 1999 (R2016)

Display drawing:

Screw Thread 1/2
Thread Size 1/2
D 0.5
PP UNC 13
PP UNF 20
S Nominal 3/4
S Max 0.750
S Min 0.736
K Nominal 5/16
K Max 0.323
K Min 0.302
E Max 0.866
E Min 0.840