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BS 93:1951

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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

Hardcopy , PDF

Superseded date

09-30-2008

Language(s)

English

Published date

05-25-1951

Publisher

British Standards Institution

NO CONTENTS SECTION

Form of thread defined. Tables: basic sizes from 0 B.A. to 25 B.A. Dimensions and tolerances for a \'normal\' series from 0 B.A. to 16 B.A.; and for a \'close\' class from 0 B.A. to 10 B.A. Recommended gauging system, tables of inch equivalents, in appendices. Data on bases of B.A. sizes, allowances and tolerances.

Committee
FME/9
DevelopmentNote
Inactive for the new design. (10/2005)
DocumentType
Standard
Pages
22
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
AS 2829-1986 Identical
AS B46-1953 Identical

BS 3382-7:1966 Specification for electroplated coatings on threaded components Thicker platings for threaded components
BS 2977:1958 Domestic lighting appliances for use with liquefied petroleum gases
BS 3777:1964 Specification for screw thread measuring cylinders
BS 3382-1&2(1961) : 1961 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - CADMIUM ON STEEL COMPONENTS - ZINC ON STEEL COMPONENTS
BS 3382-3&4(1965) : 1965 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - NICKEL OR NICKEL PLUS CHROMIUM ON STEEL COMPONENTS - NICKEL OR NICKEL PLUS CHROMIUM ON COPPER AND COPPER ALLOY (INCLUDING BRASS) COMPONENTS
DEFSTAN 02-862(PT1)/2(2007) : 2007 FASTENERS - PART 1: GENERAL
BS 949-2:1992 Screwing taps Specification for unified ground thread taps. Manufacturing tolerances
BS 3271:1970 Specification for surgical elastic band trusses
BS 1936-1:1952 Undercuts and runouts for screw threads Inch screw threads
BS G 154:1958 Screws with captive washers for aircraft
BS 3382-5&6(1967) : 1967 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - TIN ON COPPER AND COPPER ALLOY (INCLUDING BRASS) COMPONENTS - SILVER ON COPPER AND COPPER ALLOY (INCLUDING BRASS) COMPONENTS
BS 949-1:1992 Screwing taps Specification of general dimensions
BS 919-2:1971 Specification for screw gauge limits and tolerances Gauges for screw threads of Whitworth and BA forms
BS 2879:1980 Specification for draining taps (screw-down pattern)
BS 1157:1975 Recommendations for tapping drill sizes for use with fluted taps
BS 1580-3:2007 Unified screw threads Screw threads with diameters below ¼ in. Requirements
BS 2470:1973 Specification for hexagon socket screws and wrench keys. Inch series
BS 4A 100:2003 Specification for general requirements for bolts and free running nuts of tensile strength not exceeding 1249 MPa
BS 768:1958 Specification for slotted grub screws
BS 856:1969 Specification for wing nuts
BS 3A 100:1991 Specification for general requirements for bolts and free running nuts of tensile strength not exceeding 1249 MPa
BS 1580-3:1965 Specification for Unified screw threads Diameters below ¼ in
BS 442:1950 Specification for terminals for electrical apparatus for railway signalling purposes
BS 7798:1998 Specification for industrial immersion heaters using metal-sheathed elements
BS 1580-1&2(1962) : 1962 SPECIFICATION FOR UNIFIED SCREW THREADS - DIAMETERS 1/4 INCH AND LARGER
BS 2827:1957 Specification for machine screw nuts, pressed type (B.A. and Whitworth form threads)
BS 5386-3:1980 Specification for gas burning appliances Domestic cooking appliances burning gas
BS 5590:1978 Specification for screw thread metric series measuring cylinders
BS 3SP 3:1943 Specification for aircraft material. Fork joints (low tensile type) (for sizes No. 4 B.A. to ½ inch B.S.F. inclusive)
BS 1802:1951 Specification for steel spring washers for general engineering and automobile purposes
BS 2930:1970 Specification for surgical spring trusses

BS 3643-1(1949) : LATEST
BS 1580:1949 Unified screw threads (with metric equivalents)
BS 3643-2:1965 ISO metric screw threads. Limits and tolerances for commercial bolt. Nut and machine screw threads
BS 919-3:1968 Specification for screw gauge limits and tolerances Gauges for ISO metric screw threads
BS 919-1:1960 Specification for screw gauge limits and tolerances Gauges for screw threads of Unified form
BS 1044-1:1964 Specificaton for gauge blanks Plug, ring and calliper gauges
BS 919-2(1952) : LATEST
BS 919-4:1964 Specification for screw gauge limits and tolerances Limits of size for gauges for screw threads of Unified form diameters ¼ in and larger
BS HDBK18(1972) : LATEST METRIC STANDARDS FOR ENGINEERING

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PDF - English
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