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  • BS 949-1(1992) : 1992

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    SCREWING TAPS - PART 1: SPECIFICATION OF GENERAL DIMENSIONS

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-03-2017

    Language(s):  English

    Published date:  01-01-1992

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    Foreword
    Section 1. General
    0 Introduction
    1 Scope
    Section 2. General dimensions
    2 General dimensions of short machine or hand taps
    3 General dimensions of long shank machine taps
    4 General dimensions common to all types of tap
    Publication(s) referred to

    Abstract - (Show below) - (Hide below)

    Specifies the tolerances and dimensions for screwing taps for various threads. Gives specifications for some of the screws that comply with BS 3643, BS 1580, BS 84 and BS 93. The sizes of the specified taps include those suitable for the tapped holes for fittings for steel conduit specified in BS 4568 and those suitable for the tapped holes for sparking plugs.

    General Product Information - (Show below) - (Hide below)

    Committee MTE/4
    Development Note Supersedes BS 949-1(1976) Supersedes 90/79111 DC. (04/2005) Reviewed and confirmed by BSI, December 2009. (11/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    DEFSTAN 02-136/3(2010) : 2010 DESIGN POLICY, PRINCIPLES, TESTING AND ACCEPTANCE REQUIREMENTS FOR WATERTIGHT INTEGRITY OF SUBMARINES
    BS 949-2(1992) : 1992 SCREWING TAPS - SPECIFICATION FOR UNIFIED GROUND THREAD TAPS - MANUFACTURING TOLERANCES
    BS 949-3(1993) : 1993 SCREWING TAPS - SPECIFICATION FOR PIPE THREAD TAPS
    BS 4377(1991) : 1991 SPECIFICATION FOR TAPPING OF HOLES TO RECEIVE WIRE THREAD INSERTS (ISO METRIC THREADS)
    BS PP7308(1986) : 1986 ENGINEERING DRAWING PRACTICE FOR SCHOOLS AND COLLEGES

    Standards Referencing This Book - (Show below) - (Hide below)

    BS 1580-3(2007) : 2007 UNIFIED SCREW THREADS - PART 3: SCREW THREADS WITH DIAMETERS BELOW [1/4] IN - REQUIREMENTS
    BS 3643(1963) : LATEST
    ISO 2857:1973 Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches Manufacturing tolerances on the threaded portion
    BS 93(1951) : 1951 SPECIFICATION FOR BRITISH ASSOCIATION (B.A.) SCREW THREADS WITH TOLERANCES FOR SIZES 0 B.A. TO 16 B.A.
    BS 4500-1(1969) : AMD 3703 ISO LIMITS AND FITS - GENERAL TOLERANCES AND DEVIATIONS
    ISO 529:2017 Short machine taps and hand taps
    BS 84(2007) : 2007 PARALLEL SCREW THREADS OF WHITWORTH FORM - REQUIREMENTS
    ISO 237:1975 Rotating tools with parallel shanks Diameters of shanks and sizes of driving squares
    ISO 5967:1981 Taps and thread cutting Nomenclature of the main types and terminology
    BS 4568-2(1970) : 1970 SPECIFICATION FOR STEEL CONDUIT AND FITTINGS WITH METRIC THREADS OF ISO FORM FOR ELECTRICAL INSTALLATIONS - FITTINGS AND COMPONENTS
    BS 1580-1&2(1962) : 1962 SPECIFICATION FOR UNIFIED SCREW THREADS - DIAMETERS 1/4 INCH AND LARGER
    BS 4568-1:1970 SPECIFICATION FOR STEEL CONDUIT AND FITTINGS WITH METRIC THREADS OF ISO FORM FOR ELECTRICAL INSTALLATIONS - STEEL CONDUIT, BENDS AND COUPLERS
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