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  • DEFSTAN 68-69/1(1990) : 1990

    Current The latest, up-to-date edition.

    SILICONE COMPOUND ELECTRICAL INSULATING NATO CODE S - 736 JOINT SERVICE DESIGNATION XG - 250

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  07-12-1990

    Publisher:  UK Ministry of Defence Standards

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

    Foreword
    Introduction
    1 Scope
    2 Warning
    3 Normative References
    4 Materials
    5 Qualification Approval of Product
    6 Quality Assurance
    7 Keeping Qualities
    8 Containers and Marking of Containers
    Annex A - Method for the Determination of Resistance to
              Evaporation and Oil Separation
      A.1 Scope
      A.2 Outline of Method
      A.3 Apparatus
      A.4 Materials
      A.5 Preparation of Apparatus
      A.6 Procedure
      A.7 Calculation
      A.8 Reporting
      A.9 Precision
    Annex B - Method for the Determination of Low Temperature
              Stability
      B.1 Scope
      B.2 Outline of Method
      B.3 Apparatus
      B.4 Materials
      B.5 Preparation of Apparatus
      B.6 Procedure
      B.7 Calculation
      B.8 Reporting
      B.9 Precision
    Annex C - Method for the Determination of Freedom from
              Corrosive Action on Metals
      C.1 Scope
      C.2 Outline of Method
      C.3 Apparatus
      C.4 Materials
      C.5 Preparation of Apparatus
      C.6 Preparation of Materials
      C.7 Procedure
      C.8 Reporting
    Annex D - Method for the Determination of Rubber Swell
      D.1 Scope
      D.2 Outline of Method
      D.3 Apparatus
      D.4 Materials
      D.5 Preparation of Apparatus
      D.6 Procedure
      D.7 Calculation
      D.8 Reporting
    Annex E - Method for the Determination of Waterproof Seal
      E.1 Scope
      E.2 Outline of Method
      E.3 Apparatus
      E.4 Materials
      E.5 Preparation of Apparatus
      E.6 Procedure
      E.7 Calculation
      E.8 Reporting
      E.9 Precision
    Annex F - Method for the Determination of Volume Resistivity
      F.1 Scope
      F.2 Outline of Method
      F.3 Apparatus
      F.4 Materials
      F.5 Preparation of Apparatus
      F.6 Procedure
      F.7 Calculation
      F.8 Reporting
      F.9 Precision
    Annex G - Electrical Strength (Proof) Test Method
      G.1 Scope
      G.2 Outline of Method
      G.3 Apparatus
      G.4 Materials
      G.5 Preparation of Apparatus
      G.6 Procedure
      G.7 Calculation
      G.8 Reporting
      G.9 Precision
    Annex H - Method for the Determination of Power Factor and
              Permittivity
      H.1 Scope
      H.2 Outline of Method
      H.3 Apparatus
      H.4 Materials
      H.5 Preparation of Apparatus
      H.6 Procedure
      H.7 Calculation
      H.8 Reporting

    Abstract - (Show below) - (Hide below)

    Covers requirements for a protective insulating silicone compound used as a coating and filling material in electrical equipment and installations which is suitable for use over the product temperature range of minus 50 degrees C to plus 200 degrees C.

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

    Development Note Supersedes DEFSTAN 59-10/2(1971) (09/2003)
    Document Type Standard
    Publisher UK Ministry of Defence Standards
    Status Current
    Supersedes

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

    DEFSTAN 59-411(PT1)/2(2014) : 2014 ELECTROMAGNETIC COMPATIBILITY - PART 1: MANAGEMENT AND PLANNING
    DEFSTAN 81-60/4(2014) : 2014 PACKAGING OF GASKETS, SEALS, 'O' RINGS, GROMMETS AND SIMILAR MATERIEL
    DEFSTAN 81-055/7(2017) : 2017 PACKAGING OF MECHANICAL COMPONENTS & ITEMS
    DEFSTAN 81-41(PT5)/7(2014) : 2014 PACKAGING OF DEFENCE MATERIEL - PART 5 - PACKAGING PROCESSES
    DEFSTAN 81-41(PT5)/6(2008) : 2008 PACKAGING OF DEFENCE MATERIEL - PART 5: PACKAGING PROCESSES
    DEFSTAN 81-131/1(1996) : 1996 PACKAGING INFORMATION USED FOR LOGISTIC SUPPORT ANALYSIS RECORDS
    DEFSTAN 81-41(PT2)/4(1999) : 1999 PACKAGING OF DEFENCE MATERIEL - DESIGN
    DEFSTAN 81-41(PT2)/6(2005) : 2005 PACKAGING OF DEFENCE MATERIEL - PART 2: DESIGN
    DEFSTAN 81-41(PT2)/7(2014) : 2014 PACKAGING OF DEFENCE MATERIEL - PART 2: DESIGN
    DEFSTAN 59-411(PT1)/1(2007) : 2007 ELECTROMAGNETIC COMPATIBILITY - PART 1: MANAGEMENT AND PLANNING
    DEFSTAN 81-41(PT2)/5(2002) : 2002 PACKAGING OF DEFENCE MATERIEL - PART 2: DESIGN
    DEFSTAN 81-60/3(2009) : 2009 PACKAGING OF GASKETS, SEALS, 'O' RINGS, GROMMETS AND SIMILAR MATERIEL
    DEFSTAN 81-41(PT2)/8(2015) : 2015 PACKAGING OF DEFENCE MATERIEL - PART 2: DESIGN
    DEFSTAN 81-41(PT5)/5(2002) : 2002 PACKAGING OF DEFENCE MATERIEL - PART 5: PRODUCTION PROCESSES
    DEFSTAN 81-60/1(1996) : 1996 PACKAGING OF GASKETS, SEALS, "O" RINGS, GROMMETS AND SIMILAR MATERIEL
    DEFSTAN 81-041(PT2)/9(2017) : 2017 PACKAGING OF DEFENCE MATERIEL - PART 2: DESIGN
    DEFSTAN 81-60/2(2003) : 2003 PACKAGING OF GASKETS, SEALS, "O" RINGS, GROMMETS AND SIMILAR MATERIAL
    DEFSTAN 81-041(PT5)/8(2017) : 2017 PACKAGING OF DEFENCE MATERIEL - PART 5: PACKAGING PROCESSES

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

    IP 227 : 1999 DETERMINATION OF CORROSIVENESS TO SILVER OF AVIATION TURBINE FUELS - SILVER STRIP METHOD
    BS 509-2:1984 Acetone for industrial use Methods of test
    IEC 60250:1969 Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelengths
    DEFSTAN 03-4/4(1998) : 1998 THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF SPECIFIED MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA
    BS 2000-154(1999) : 1999 PETROLEUM PRODUCTS - CORROSIVENESS TO COPPER - COPPER STRIP TEST
    BS 509-1:1987 Acetone for industrial use Specification for acetone
    DEFSTAN 05-50(PT33)/2(1990) : 1990 METHODS FOR TESTING FUELS, LUBRICANTS AND ASSOCIATED PRODUCTS - PART 33: STORAGE STABILITY OF GREASE
    DEFSTAN 93-52(PT2)/1(1988) : 1988 VULCANIZED RUBBERS FOR USE AS STANDARD TEST MATERIALS - PART 2: VULCANIZED NATURAL RUBBER SHEET, STANDARD NR/1
    BS 6233:1982 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials
    BS 1858:2002 Electric cables. Accessories. Bitumen-based filling compounds
    ASTM D 217 : 2017 : REDLINE TEST METHODS FOR CONE PENETRATION OF LUBRICATING GREASE
    DEFSTAN 93-52(PT5)/1(1988) : 1988 VULCANIZED RUBBERS FOR USE AS STANDARD TEST MATERIALS - PART 5: VULCANIZED ACRYLONITRILE-BUTADIENE RUBBER SHEET, STANDARD L
    BS 2067:1953 Determination of power-factor and permittivity of insulating materials (Hartshorn & Ward method)
    DEFSTAN 05-52(PT1)/3(1999) : 1999 MARKINGS FOR THE IDENTIFICATION OF FUELS, LUBRICANTS AND ASSOCIATED PRODUCTS - PART 1: CONTAINERS HOLDING 216.5 LITRES OR LESS
    BS L 156:1978 Specification for sheet and strip of aluminium-copper-magnesium-silicon-manganese alloy (solution treated and aged at room temperature) (Cu 4.4, Mg 0.5, Si 0.8, Mn 0.8)
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