Specifies design, standard dimensions with tolerances, method of attachment, finish and marking requirements for shank-type 50 mm towballs which are used on motor vehicles for towing trailers up to 3.5 t aggregate trailer mass. A static test for longitudinal loading in tension and compression, and a dynamic test are given in the appendices.
AS 4177.2-1994 History
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AS 4177.2-1994
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