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AS 3819.2:1998 (R2016)

$20.15

Heavy duty towing components – Heavy duty coupling bodies for 70 mm and 110 mm towballs

Published By Publication Date Number of Pages
AS 1998-05-05 21
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Specifies classification, design, interchangeability of dimensions with tolerances, finish, and marking requirements for a coupling body for 70 mm and 110 mm towballs, which are used for the towing of trailers above 3.5 t in tension and compression. A pull-out test and a dynamic test are given in appendices.

Scope

This Standard specifies requirements for coupling bodies for ball couplings that are suitable for use in vehicles towing medium and heavy trailers used in normal conditions on sealed and unsealed roads. It covers two sizes of couplings, i.e. –
(a) 70 mm for up to 6 t ATM and 10 t ATM single trailer only; and
(b) 110 mm for trailers intended for use above 10 t ATM.

NOTE: Towball requirements are specified in AS 3819.1.

AS 3819.2:1998 (R2016)
$20.15