SAE J 386

This SAE Standard establishes the minimum performance requirements for pelvic restraint systems (seat belts, anchorages, and the fastening elements of seat belts) necessary to restrain an operator or rider within a roll-over protective structure (ROPS) in the event of a machine roll-over, as defined in ISO 3471, or tip-over protection structure (TOPS), in the event of a machine tip over as defined in ISO 12117.

This SAE Standard applies to off-road, self-propelled work machines fitted with ROPS as specified in ISO 3471, TOPS as specified in ISO 12117 and operator restraint.