BS 3643-2:1981
BSI · 1981-12-31
ISO metric screw threads - Specification for selected limits of size
1Key Takeaways
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.
2Scope / Description
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.
3Version History
BS 3643-2:2007
newer
5Citation Network
8
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6Frequently Asked Questions
What is BS 3643-2:1981?
BS 3643-2:1981 — ISO metric screw threads - Specification for selected limits of size is an international standard developed by British Standards Institution (BSI). 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...
What does BS 3643-2:1981 cover?
This standard covers: 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.
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of BS 3643-2:1981?
The current published version is BS 3643-2:1981, published on 1981-12-31. Always check for amendments or pending revisions.
How do I purchase BS 3643-2:1981?
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