Wash. Admin. Code § 204-70-050 - Coupling classification and attachment
(1) Couplings must be classified, tested,
attached and labeled by the manufacturer in accordance with SAE J684 revised
July 2005.
(2) Each coupling,
regardless of classification or designation, must be:
(a) Equipped with a manually operated
mechanism so adapted as to prevent disengagement of the unit while in
operation.
(b) Designed so that
the trailer can be disconnected from the towing vehicle regardless of the angle
of the trailer to the towing vehicle.
(3) Each hitch ball must be equipped and
installed with a lock washer or equivalent device, and each replacement hitch
ball must be marketed with a lock washer or equivalent device with instructions
as to proper installation provided by the responsible manufacturer.
Notes
Statutory Authority: RCW 46.37.005 and 46.37.320. 80-03-069 (Order 80-02-2-70), § 204-70-050, filed 2/28/80.
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