ISO 20019:2025Published

Agricultural vehicles — Mechanical connections on towed vehicles — Dimensions for hitch rings

Véhicules agricoles — Liaisons mécaniques sur véhicules remorqués — Dimensions des anneaux d'attelage

Abstract / scope

This document specifies dimensional requirements for the attachment of agricultural, non-balanced trailers and implements by means of hitch rings to the rear of towing vehicles equipped with a hook specified in ISO 6489-1. It ensures the interchangeability of the mechanical connections on agricultural towed vehicles.

This document is applicable to rings whose coupling point is below the centre-line of the rear axle and the power take-off (PTO) of the tractor.

Life cycle

Replaces

ISO 20019:2001WithdrawnAgricultural vehicles — Mechanical connections on towed vehicles — Dimensions for hitch ringsInternational Standard · Published 12 Jul 2001 · ISO/TC 23/SC 4 ISO 20019:2001/Cor 1:2004WithdrawnAgricultural vehicles — Mechanical connections on towed vehicles — Dimensions for hitch rings — Technical Corrigendum 1International Standard · Published 27 Sep 2004 · ISO/TC 23/SC 4