Franke surmised that a clevis bolt in the control system broke, rendering the elevator useless.
Indeed, it appears there are several easy ways to secure the brake without using the afterthought clip, perhaps by drilling a small hole and inserting a clevis pin or something of that nature.
Just drop the clevis over the post, placing the jack on the back side of the post in the clevis loop.
The trapezoidal elements vary in length and are attached to the framework using the Haver & Boecker tension profile and clevis screw system.
The clevis had broken off from the cylinder rod.
a clevis pin
The pivot rod is released by loosening a clevis screw on the lift rod assembly.
The solid rocket boosters have worked flawlessly since the redesign of the O-rings and the clevis and tang joints that failed in the Challenger disaster.
Operation is convenient, with clevis hitch hookup and easy-to-adjust wheel spindles.
The answer came in the form of hanger clamps that secure clevises to the pipes.