DEFSTAN 47-2/4(1997) : 1997

Name: DEFSTAN 47-2/4(1997) : 1997
Brand: DEFSTAN

Superseded

View Superseded by

RUBBER HOSE AND HOSE ASSEMBLIES FOR HYDRAULIC SYSTEMS (THICK COVER)

Superseded date

10-25-2002

Published date

01-12-2013

Publisher

UK Ministry of Defence Standards

Preface
Section One - General
1 Scope
2 WARNING
3 Related Documents
4 Definitions
Section Two - Design Requirements
5 Hose Types
6 Design Requirements of the Hose
7 Design Requirements of Hose Fittings
8 Design Requirements of the Hose Assemblies
9 Hose Construction
10 Construction of the Hose Assembly
Section Three - Type Testing of Hose and Hose Assemblies
11 Type Test Requirements
12 Selection of Samples
13 Manufacturer's Declaration
14 Tender and Quality Requirements
15 Production Plan
16 Repeat Type Tests
17 Type Test Sequence
Section Four - Approval of Hose Assembly Companies
18 Type Test requirements for Hose Assembly Companies
19 Arrangements for Type Testing
20 Assembly Type Test Submission
21 Assembly Type Test Requirements
22 Tendering Conditions
Section Five - Manufacture
23 Tolerances - Length
24 Angle Fittings
25 Angular Relationship Between End Fittings
26 Hose Life - Age of Rubber
27 Defects
28 Production Tests
29 Flushing and Cleaning of Hoses
30 Hose Markings
31 Hose Assembly Markings
32 Packaging and Protection
33 Commercial Storage and Retesting
34 Approved Manufacturers' and Assemblers' List
Annex A - Hydrostatic Tests
Annex B - Resistance to Fire (Loss of Function)
Annex C - Bore Check
Annex D - Method of Test for Corrosion Resistance
Annex E - Impulse Test
Annex F - Bore Check at the Minimum Bend Radius
Annex G - Test Report Requirements (for Manufacturer's
Declaration)
Annex H - Fire Test (Combustion Characteristics)
Annex J - Hose and Hose Assembly Type Test Results Performa

States the requirements for steel wire reinforced synthetic rubber hose and hose assemblies fitted with end fittings used primarily in hydraulic systems.

DevelopmentNote	Supersedes DEFSTAN 47-2/3(1991), DEFSTAN 47-2/2(1980), DEFSTAN 47-2/1(1967), SDM(L) 272/1, DEF 1421 & FVRDE 1039. (06/2001) This standard is obsolescent because it is no longer required for the procurement of new equipment but is retained for maintenance purposes in support of existing in-service equipment. (01/2003)
DocumentType	Standard
PublisherName	UK Ministry of Defence Standards
Status	Superseded
SupersededBy	DEFSTAN 47-32/1(2002) : 2002
Supersedes	DEFSTAN 47-2/2(1980) : 1980 AMD 3 DEFSTAN 47-2/3(1991) : 1991 AMD 1 1994

DEFSTAN 02-314/3(2005) : 2005	COMPRESSED AIR SYSTEMS
DEFSTAN 02-797(PT1)/3(2009) : 2009	PIPEWORK ENGINEERING - PART 1: GENERAL
DEFSTAN 02-314/2(2001) : INTERIM	COMPRESSED AIR SYSTEMS
DEFSTAN 07-85(PT1)/3(2006) : 2006	DESIGN REQUIREMENTS FOR WEAPONS AND ASSOCIATED SYSTEMS - PART 1: MANDATORY DESIGN REQUIREMENTS
DEFSTAN 05-34/2(1984) : 1984	MARKING OF SERVICE MATERIAL
DEFSTAN 02-315/3(2005) : 2005	AIR COMPRESSORS

BS 6596:1985	Specification for ratios of proof and burst pressure to design working pressure for rubber and plastics hoses and hose assemblies
BS 903-A9:1988	Physical testing of rubber Determination of abrasion resistance
DEFSTAN 93-50/2(2001) : 2001	GENERAL REQUIREMENTS FOR THE QUALITY ASSURANCE OF RUBBER PRODUCTS
BS 5173-101.2:1987	Methods of test for rubber and plastics hoses and hose assemblies. Determination of dimensions Measurement of length of hoses and hose assemblies
DEFSTAN 93-31/2(1983) : 1983 AMD 1 1984	TEST PROCEDURES AND PROCESS REQUIREMENTS FOR FULLY COMPOUNDED UNVULCANIZED RUBBER
BS 5173-103.9(1986) : 1986	METHODS OF TEST FOR RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - PHYSICAL TESTS - DETERMINATION OF ABRASION RESISTANCE OF THE OUTER COVER
NES 713 : ISSUE 3	DETERMINATION OF THE TOXICITY INDEX OF THE PRODUCTS OF COMBUSTION FROM SMALL SPECIMENS OF MATERIALS
BS 3G 100-2.3.0:1972	Specification for general requirements for equipment for use in aircraft. All equipment. Environmental conditions Standard test requirements
NES 711 : ISSUE 2	DETERMINATION OF THE SMOKE INDEX OF THE PRODUCTS OF COMBUSTION FROM SMALL SPECIMENS OF MATERIALS
BS 903-A25:1992	Physical testing of rubber Determination of low-temperature brittleness
BS 5173-106.1(1989) : AMD 7524	METHODS OF TEST FOR RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - ENVIRONMENTAL TESTS - DETERMINATION OF LOW TEMPERATURE FLEXIBILITY
DEFSTAN 01-5/13(2002) : 2002	FUELS, LUBRICANTS AND ASSOCIATED PRODUCTS
BS 5173-102.5(1985) : 1985	METHODS OF TEST FOR RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - HYDRAULIC PRESSURE TESTS - PRESSURE IMPULSE TEST FOR HIGH PRESSURE HYDRAULIC HOSES
FED-STD-162 Revision A:1967	HOSE, RUBBER, VISUAL INSPECTION GUIDE FOR
DEFSTAN 81-39/3(1997) : 1997	PACKAGING OF RUBBER HOSES, PLASTICS HOSES, AND HOSE ASSEMBLIES
BS 903-A16:1987	Physical testing of rubber Determination of the effect of liquids
BS 2782-1 Method 141:1986	Methods of testing plastics. Thermal properties Determination of flammability by oxygen index
BS 5173-101.1(1985) : AMD 7519	METHODS OF TEST FOR RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - DETERMINATION OF DIMENSIONS - MEASUREMENT OF DIMENSIONS (EXCLUDING LENGTH)
BS 2782-1:Methods 143A and 143B:1989	Methods of testing plastics. Thermal properties Determination of flammability temperature of materials
BS 5173-104.2(1991) : LATEST	METHODS OF TEST FOR RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - ELECTRICAL TESTS - MEASUREMENT OF ELECTRICAL CONTINUITY AND DISCONTINUITY OF HOSES AND HOSE ASSEMBLIES