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  • BS 919-1:1960

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    SPECIFICATION FOR SCREW GAUGE LIMITS AND TOLERANCES - GAUGES FOR SCREW THREADS OF UNIFIED FORM

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-11-2007

    Language(s):  English

    Published date:  01-01-1960

    Publisher:  British Standards Institution

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

    Cooperating organizations
    Foreword
    Specification
    1. Scope
    2. Nomenclature
    Section one: Notes on the inspection of product threads
    3. Methods of inspection
    4. Method of specifying the product thread
    5. Conventional thread gauging practice and its
         limitations
    6. Gauge tolerances and gauge tolerance zones
    Section two: Notes on the use of various types of gauges
    7. GO and NOT GO screw gauges
    8. Setting plugs
    9. Check gauges
    10. Relative advantages and disadvantages of solid
         screw ring gauges, adjustable screw ring gauges
         and calliper gauges
    Section three: Inspection of product threads by direct
    measurement
    11. Methods of measurement
    Section four: Gauge tolerance tables
    12. Types of gauges
    Section five: General requirements
    13. Design
    14. Hardness
    15. Gauge wear
    16. Disputes
    17. Marking
    Tables
    Tolerances
    1. GO screw plug gauges
    2. NOT GO screw plug gauges
    3. GO and NOT GO plain plug gauges for minor diameters
    4. GO screw ring gauges, solid type
    5. NOT GO effective diameter ring gauges, solid type
    6. GO screw check plugs for GO screw ring gauges,
         solid type
    7. NOT GO effective diameter check plugs for new GO
         screw ring gauges, solid type
    8. NOT GO effective diameter check plugs for worn
         GO screw ring gauges, solid type
    9. GO screw check plugs for NOT GO effective diameter
         ring gauges, solid type
    10. NOT GO screw check plugs for NOT GO effective
         diameter ring gauges, solid type
    11. GO and NOT GO plain check plugs for the minor
         diameters of GO and NOT GO screw ring gauges -
         solid type
    12. Adjustable GO screw ring and calliper gauges
    13. Adjustable NOT GO screw ring and calliper gauges
    14. Double length setting plugs for adjustable GO screw
         ring gauges
    15. Double length setting plugs for adjustable NOT GO
         screw ring gauges
    16. Single length setting plugs for adjustable GO
         screw calliper gauges
    17. Single length setting plugs for adjustable NOT GO
         screw calliper gauges
    18. GO and NOT GO plain calliper (gap) gauges for
         major diameters
    General
    19. Constants for use in computing gauge dimensions
    20. Effective diameter equivalents of errors in pitch
    21. Effective diameter equivalents of errors in flank
         angles
    22. Summary of GO and NOT GO screw gauges and plain
         gauges for checking unified threads
    Appendices
    A. Conventional illustration of tolerance zones
    B. Effective diameter equivalent of pitch and angle
         errors
    C. A recommended system of gauges for coated screw
         threads
    D. Notes on the setting to size of adjustable screw
         ring gauges
    E. Examples illustrating the method of determining the
         diametral limits of size of gauges and setting
         plugs
    F. Comparison between the designations of British and
         American gauges

    Abstract - (Show below) - (Hide below)

    Applies to screw gauges and to setting and check plugs for screw ring and calliper gauges for checking of products with Unified threads. Provision is made for following types of gauges: screw gauges, setting plugs, check gauges, and plain gauges. Comprises five main sections as follows: Section One: Notes on inspection of product threads; Section Two: Notes on use of various types of gauges; Section Three: Inspection of product threads by direct measurement; Section Four: Gauge tolerance tables and; Section Five: General requirements

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

    Committee TDW/4
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    DEFSTAN 02-862(PT2)/2(2007) : 2007 FASTENERS - PART 2: FERROUS
    BS 3382-7:1966 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - THICKER PLATINGS FOR THREADED COMPONENTS
    BS 4344:1968 PULLEY BLOCKS FOR USE WITH NATURAL AND SYNTHETIC FIBRE ROPES
    DEFSTAN 02-862(PT4)/2(2007) : 2007 FASTENERS - PART 4: FERROUS (SUBMARINE FIRST LEVEL QUALITY ASSURED)
    BS 919-3:1968 SPECIFICATION FOR SCREW GAUGE LIMITS AND TOLERANCES - GAUGES FOR ISO METRIC SCREW THREADS
    BS 84:1956 SPECIFICATION FOR PARALLEL SCREW THREADS OF WHITWORTH FORM
    BS 341-1:1991 (published 1991-09) Transportable gas container valves Specification for industrial valves for working pressures up to and including 300 bar
    BS 919-4:1964 SPECIFICATION FOR SCREW GAUGE LIMITS AND TOLERANCES - LIMITS OF SIZE FOR GAUGES FOR SCREW THREADS OF UNIFIED FORM DIAMETERS 1/4 IN AND LARGER
    BS 3382-1&2(1961) : 1961 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - CADMIUM ON STEEL COMPONENTS - ZINC ON STEEL COMPONENTS
    DEFSTAN 02-862(PT2)/1(2000) : 2000 FASTENERS - PART 2: FERROUS
    BS 93:1951 SPECIFICATION FOR BRITISH ASSOCIATION (B.A.) SCREW THREADS WITH TOLERANCES FOR SIZES 0 B.A. TO 16 B.A.
    DEFSTAN 02-862(PT5)/2(2007) : 2007 FASTENERS - PART 5: NON-FERROUS (SUBMARINE FIRST LEVEL QUALITY ASSURED)
    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 4084:1978 SPECIFICATION FOR UNJ THREADS, WITH CONTROLLED ROOT RADIUS FOR AEROSPACE: INCH SERIES
    BS 1981:1991 Specification for unified machine screws and machine screw nuts
    DEFSTAN 02-862(PT3)/2(2007) : 2007 FASTENERS - PART 3: NON-FERROUS FASTENERS
    BS 2A 122; 2A 123; 2A 124:1981 SPECIFICATION FOR CLINCH NUTS (UNIFIED THREADS) FOR AIRCRAFT
    BS MA 47:1977 Code of practice for ships\' cargo blocks
    BS 1580-3:1965 SPECIFICATION FOR UNIFIED SCREW THREADS - DIAMETERS BELOW 1/4 IN AND LARGER
    BS 3551:1962 SPECIFICATION FOR ALLOY STEEL SHACKLES
    BS 4018:1966 SPECIFICATION FOR PULLEY BLOCKS FOR USE WITH WIRE ROPE FOR A MAXIMUM LIFT OF 25 TONF IN COMBINATION
    BS 4536:1970 SPECIFICATION FOR HEAVY DUTY PULLEY BLOCKS FOR USE WITH WIRE ROPE
    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)

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

    BS 2517(1954) : LATEST DEFINITIONS FOR USE IN MECHANICAL ENGINEERING
    BS 1044-1:1964 SPECIFICATION FOR GAUGE BLANKS - PART 1: PLUG, RING AND CALLIPER GAUGES
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