21.040.01

Screw threads in general

21.040.10

Metric screw threads

21.040.20

Inch screw threads

21.040.30

Special screw threads
BS 6053:1981

BS 6053:1981

Superseded Historical

Specification for outside diameters of conduits for electrical installations and threads for conduits and fittings

€281.00

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BS 21:1973

BS 21:1973

Withdrawn Most Recent

Specification for pipe threads for tubes and fittings where pressure-tight joints are made on the threads

€201.00

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BS 1929:1953

BS 1929:1953

Withdrawn Most Recent

Specification for screw threads and external dimensions of lamps for endoscopic and diagnostic instruments

€85.00

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BS 84:1956

BS 84:1956

Superseded Historical

Specification for parallel screw threads of Whitworth form

€390.00

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BS 93:1951

BS 93:1951

Superseded Historical

Specification for British Association (B.A.) screw threads with tolerances for sizes 0 B.A. to 16 B.A.

€201.00

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BS 919-1:1960

BS 919-1:1960

Superseded Historical

Specification for screw gauge limits and tolerances Gauges threads of Unified form

€329.00

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BS 919-2:1971

BS 919-2:1971

Superseded Historical

Specification for screw gauge limits and tolerances Gauges threads of Whitworth BA forms

€329.00

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BS 919-3:1968

BS 919-3:1968

Superseded Historical

Specification for screw gauge limits and tolerances Gauges ISO metric threads

€281.00

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BS 919-4:1964

BS 919-4:1964

Superseded Historical

Specification for screw gauge limits and tolerances Limits of size gauges threads Unified form diameters ¼ in larger

€390.00

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BS 1580:Parts 1 and 2:1962

BS 1580:Parts 1 and 2:1962

Superseded Historical

Specification for Unified screw threads Diameters ¼ in and larger

€421.00

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BS 1580-3:1965

BS 1580-3:1965

Superseded Historical

Specification for Unified screw threads Diameters below ¼ in

€201.00

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BS 3643-1:1981

BS 3643-1:1981

Superseded Historical

ISO metric screw threads Principles and basic data

€329.00

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BS 3643-2:1981

BS 3643-2:1981

Superseded Historical

ISO metric screw threads Specification for selected limits of size

€370.00

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BS 4084:1978

BS 4084:1978

Superseded Historical

Specification for UNJ threads, with controlled root radius, for aerospace: inch series

€281.00

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BS 6528:1984

BS 6528:1984

Superseded Historical

Glossary of terms for cylindrical screw threads

€201.00

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