Standard
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AS 4177.2-2004
[Pending Revision]Caravan and light trailer towing components, Part 2: 50 mm towballs
Specifies the requirements for towballs for towing vehicles of up to 5 t towing vehicle mass, intended for towing trailers and caravans of up to 3.5 t aggregate trailer mass for use on public roads.
Published: 17/06/2004
Pages: 9
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Referenced documents
3 Definitions
4 Design and construction requirements
4.1 Dimensions for interchangeability
4.2 Shank type towballs
4.3 Methods of attachment
5 Finish
5.1 Surface roughness
5.2 Corrosion protection
6 Performance requirements
6.1 General
6.2 Static test
6.3 Dynamic test
7 Marking
Appendix A
A1 Scope
A2 Principle
A3 Apparatus
A4 Procedure
A5 Report
Appendix B
B1 Scope
B2 Principle
B3 Apparatus
B4 Procedure
B5 Report
Cited references in this standard
[Pending Revision]
Caravan and light trailer towing components, Part 3: Coupling body for ball couplings
[Current]
Caravan and light trailer towing components, Part 1: Towbars and towing brackets
[Current]
Road vehicles — Towing vehicle coupling device to tow caravans or light trailers — Mechanical strength test
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