This document establishes minimum performance criteria and definition of terms for the towing interface between a towing vehicle and fifth wheel or gooseneck trailer at or below 13 608 kg (30 000 lb) gross trailer weight. This establishes criteria for the hitch, tow vehicle attachment structure, trailer attachment structure, and coupling.

Purpose

This document is intended as a guide for manufacturers of fifth wheel and/or gooseneck trailers at or below 13 608 kg (30 000 lb) gross trailer weight and of tow vehicles and of components necessary to tow these trailers. Regulatory authorities desiring to formulate regulations may use this standard as a guide. This document is also intended for voluntary use by others associated with manufacturing of these products.

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