• ISO 725:2009

    Current The latest, up-to-date edition.

    ISO inch screw threads Basic dimensions

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s):  English, French

    Published date:  03-04-2009

    Publisher:  International Organization for Standardization

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    Abstract - (Show below) - (Hide below)

    ISO 725:2009 specifies the basic dimensions, in inches, of ISO inch screw threads in accordance with ISO 263. The values refer to the basic profile in accordance with ISO 68-2.

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

    Development Note Supersedes ISO/DIS 725. (04/2009)
    Document Type Standard
    Publisher International Organization for Standardization
    Status Current
    Supersedes

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

    PD ISO/TS 13399-50:2013 Cutting tool data representation and exchange Reference dictionary for reference systems and common concepts
    BS 7796:1995 Specification for hydraulic fluid power. Four-screw split-flange connections for use at pressures of 2,5 MPa to 40 MPa (25 bar to 400 bar). Type 1 metric series and type 11 inch series
    01/207451 DC : DRAFT OCT 2001 IEC 60981 ED.2 - CABLE MANAGEMENT SYSTEMS - EXTRA-HEAVY DUTY ELECTRICAL RIGID STEEL CONDUITS
    98/714984 DC : DRAFT SEP 1998 ISO/CD 8434-3 - METALLIC TUBE CONNECTIONS FOR FLUID POWER AND GENERAL USE - PART 3: O-RING FACE SEAL FITTINGS
    BS 2C 11:1988 Specification for ground pressure test connections for aircraft pressure cabins
    AAGSP-02 : 2015 CHARACTERISTICS OF GASEOUS BREATHING OXYGEN, LIQUID BREATHING OXYGEN AND SUPPLY PRESSURES, HOSES AND REPLENISHMENT COUPLINGS
    DIN ISO 10888:2003-12 KEYLESS TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    DIN ISO 10887:2003-12 KEY TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    AAMI HE48 : 1993 HUMAN FACTORS ENGINEERING GUIDELINES AND PREFERRED PRACTICES FOR THE DESIGN OF MEDICAL DEVICES
    BS ISO 14540:2013 Hydraulic fluid power. Dimensions and requirements for screw-to-connect quick-action couplings for use at a pressure of 72 MPa (720 bar)
    NF ISO 10887 : 1999 KEY TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    STANAG 7106 : 2015 CHARACTERISTICS OF GASEOUS BREATHING OXYGEN, LIQUID BREATHING OXYGEN AND SUPPLY PRESSURES, HOSES AND REPLENISHMENT COUPLINGS
    ISO 6302:1993 Earth-moving machinery Drain, fill and level plugs
    ISO 14540:2013 Hydraulic fluid power — Dimensions and requirements for screw-to-connect quick-action couplings for use at a pressure of 72 MPa (720 bar)
    SAE J 1502 : 2013 CONNECTIONS FOR FLUID POWER AND GENERAL USE - HYDRAULIC COUPLINGS - DIAGNOSTIC
    SAE J 518/3 : 2015 HYDRAULIC FLANGE CLAMPS, 2-SCREW FLANGE CONNECTION TO BE USED WITH SAE J518-1, (CODE 61) CONNECTIONS WHERE ONLY LOW PRESSURE IS REQUIRED
    ISO/TR 17209:2013 Hydraulic fluid power Two-, three- and four-port screw-in cartridge valves Cavities with ISO 725 (UN and UNF) threads
    05/30125061 DC : DRAFT MAR 2005 ISO 9974-4 - CONNECTIONS FOR GENERAL USE AND FLUID POWER STUD ENDS WITH ISO 261 THREADS WITH ELASTOMER METAL-TO-METAL SEALING - PART 4: DIMENSIONS, METHODS AND REQUIREMENTS FOR EXTERNAL PORT PLUGS
    BS ISO 6162-1:2012 Hydraulic fluid power. Flange connections with split or one-piece flange clamps and metric or inch screws Flange connectors, ports and mounting surfaces for use at pressures of 3,5 MPa (35 bar) to 35 MPa (350 bar), DN 13 to DN 127
    DIN ISO 8775:1988-06 AEROSPACE - GASEOUS OXYGEN REPLENISHMENT CONNECTION FOR USE IN FLUID SYSTEMS (NEW TYPE) - DIMENSIONS (INCH SERIES)
    DIN ISO 10887 E : 2003 KEY TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    DD ISO/TS 13399-50:2007 Cutting tool data representation and exchange Reference dictionary for reference systems and common concepts
    ISO 6162-2:2018 Hydraulic fluid power — Flange connections with split or one-piece flange clamps and metric or inch screws — Part 2: Flange connectors, ports and mounting surfaces for use at a pressure of 42 MPa (420 bar), DN 13 to DN 76
    ISO 10887:1999 Key type three-jaw drill chucks — Specification
    SAE J 518/2 : 2017 HYDRAULIC FLANGED TUBE, PIPE, AND HOSE CONNECTIONS, 4-SCREW FLANGE CONNECTION - PART 2: 42 MPA (CODE 62)
    11/30239328 DC : 0 BS ISO 14540 - HYDRAULIC FLUID POWER - DIMENSIONS AND REQUIREMENTS FOR SCREW-TO-CONNECT QUICK-ACTION COUPLINGS FOR USE AT A PRESSURE OF 72 MPA (720 BAR)
    PD ISO/TR 17209:2013 Hydraulic fluid power. Two-, three-and four-port screw-in cartridge valves. Cavities with ISO 725 (UN and UNF) threads
    SAE J 518/1 : 2013 HYDRAULIC FLANGED TUBE, PIPE, AND HOSE CONNECTIONS, 4-SCREW FLANGE CONNECTION - PART 1: 3.5 MPA TO 35 MPA (CODE 61)
    STANAG 3296 : 0 AIRCRAFT GASEOUS OXYGEN REPLENISHMENT COUPLINGS
    ISO 6162-1:2012 Hydraulic fluid power — Flange connections with split or one-piece flange clamps and metric or inch screws — Part 1: Flange connectors, ports and mounting surfaces for use at pressures of 3,5 MPa (35 bar) to 35 MPa (350 bar), DN 13 to DN 127
    NF ISO 5864 : 2004 ISO INCH SCREW THREADS - ALLOWANCES AND TOLERANCES
    DIN 202:1999-11 SCREW THREADS - GENERAL PLAN
    DIN ISO 11:1997-10 AIRCRAFT - GROUND PRESSURE TESTING CONNECTIONS FOR PRESSURE CABINS
    DIN ISO 10888 E : 2003 KEYLESS TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    NF ISO 10888 : 1999 KEYLESS TYPE THREE-JAW DRILL CHUCKS - SPECIFICATION
    ISO/TS 13399-50:2013 Cutting tool data representation and exchange — Part 50: Reference dictionary for reference systems and common concepts
    ISO 10888:1999 Keyless type three-jaw drill chucks — Specification
    ISO 6162:1994 Hydraulic fluid power Four-screw split-flange connections for use at pressures of 2,5 MPa to 40 MPa (25 bar to 400 bar) Type I metric series and type II inch series

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

    ISO 68-2:1998 ISO general purpose screw threads — Basic profile — Part 2: Inch screw threads
    ISO 5408:2009 Screw threads Vocabulary
    ISO 263:1973 ISO inch screw threads General plan and selection for screws, bolts and nuts Diameter range 0,06 to 6 in
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