WAC 296-24-238   Air hoists.  (1) To prevent piston rod lock nuts from becoming loose and allowing rod to drop when supporting a load, lock nut shall be secured to piston rod by a castellated nut and cotter-pin.

     (2) A clevis or other means shall be used to prevent hoists cylinder becoming detached from hanger.



[Order 73-5, § 296-24-238, filed 5/9/73 and Order 73-4, § 296-24-238, filed 5/7/73.]