BS 3643-2:1981
ISO metric screw threads - Specification for selected limits of size

Standard No.

BS 3643-2:1981

Release Date

1981

Published By

British Standards Institution (BSI)

Status

Be replaced 2007-11

Replace By

BS 3643-2:2007

Latest

BS 3643-2:2007(2014)

Scope

Specifies the fundamental deviations, tolerances and limits of size for tolerance classes 4H, 5H, 6H and 7H for internal threads and 4h, 6g, and 8g for external threads for coarse pitch 1 mm to 68 mm diameter, fine pitch 1 mm to 33 mm diameter and constant pitch 8 mm to 300 mm diameter.

BS 3643-2:1981 history

• 0000 BS 3643-2:2007(2014)
• 2007 BS 3643-2:2007 ISO metric screw threads Part 2: Specification for selected limits of size
• 1981 BS 3643-2:1981 ISO metric screw threads - Specification for selected limits of size