BS AU 24a:1989
Current
The latest, up-to-date edition.
Specification for towing connections for trailers up to 5000 kg gross mass
Hardcopy , PDF
English
31-07-1989
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Foreword
Committees responsible
Specification
1. Scope
2. Static force on coupling
3. Design requirements
4. Performance requirements
5. Marking
Appendices
A. Fatigue test
B. Test for security of towing jaw pin
C. Test for security of towing hook safety catch
Figures
1. Towing jaw and pin
2. Towing hook
3. Drawbar eye, drawbar lug and forecarriage pin
Describes requirements for a towing jaw, towing hook, drawbar eye and lug and forecarriage pins for use in connections between a towing vehicle and a trailer of up to either 3,500 kg or 5,000 kg gross mass. The drawbar eye is for use with two or four wheeled trailers, excepting trailers forming part of an articulated vehicle.
| Committee |
AUE/13
|
| DevelopmentNote |
Supersedes 86/72645 DC and BS AU24(1964) (11/2005) Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This British Standard specifies requirements for a towing jaw, towing hook, drawbar eye and lug and forecarriage pins for use in connections between a towing vehicle and a trailer of up to either 3 500 kg or 5 000 kg gross mass.
NOTE 1 The gross mass is taken to be gross laden masses where more than one trailer is drawn.
The drawbar eye is for use with two or four wheeled trailers, excepting trailers forming part of an articulated vehicle.
NOTE 2 The titles of the publications referred to in this standard are listed on the inside back cover.
| DEFSTAN 23-6/3(2000) : 2000 | GUIDE TO THE COMMON TECHNICAL REQUIREMENTS FOR MILITARY LOGISTIC VEHICLES AND TOWED EQUIPMENT |
| BIS IS 8903 : 1978(R2008) | SPECIFICATION FOR DRAWBARS FOR TRAILERS OF UP TO 5 TONNES GROSS MASS |
| BS 6443:1984 | Method for penetrant flaw detection |
| BS AU 210-1:1987 | Drawbars for caravans and light trailers Method of calculation for the mechanical strength of steel drawbars |
| BS 6072:1981 | Method for magnetic particle flaw detection |
| BS AU 114b:1979 | Specification for strength requirements of towing brackets and coupling balls for caravans and light trailers |
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