標準號：SAE J 684-2014
中文標準名稱：掛車聯(lián)結(jié)器連接裝置和安全鏈汽車類型
英文標準名稱：Trailer Couplings, Hitches, and Safety Chains-Automotive Type
標準類型：T72
發(fā)布日期：2014/5/30 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：T72
國際標準分類號：43.040.70
適用范圍：This SAE Standard includes couplings, hitches, and safety chains used in conjunction with all types of trailers or towed vehicles whose Gross Vehicle Weight Rating (GVWR) does not exceed 4540 kg (10 000 lb). This includes such types as utility, boat, camping, travel, and special purpose trailers which are normally towed by conventional passenger cars, light-duty commercial vehicles, light trucks, and multipurpose passenger vehicles. This document is intended primarily for ball-and-socket type of couplings and hitches. It should not be construed as a limitation to this type alone but should apply where appropriate to ring-and-pintle, clevis-and-pin, or any o