BS 1769:1951(1999)
Specification for Unified black hexagon Bolts, screws, nuts — (UNC & UNF threads) — Heavy series

Standard No.

BS 1769:1951(1999)

Release Date

1970

Published By

/

Latest

BS 1769:1951(1999)

BS 1769:1951(1999) history

• 0000 BS 1769:1951(1999)
• 1961 BS 3410:1961 Specification for metal washers for general engineering purposes
• 1951 BS 1769:1951 Specification. Unified black hexagon bolts, screws, nuts (UNC & UNF threads). Heavy series