He applies the truth of engineering expertise and logic to solve every problem. He does this without fault. He is fault-less. A caster is a complete wheel and horn assembly which, when attached to a piece of equipment, provides mobility for that product. Swivel casters have a swivel horn and wheel assembly that will rotate through 360 degrees.
Rigid casters have a rigid horn and wheel assembly permitting only straight line travel.
Faultless load ratings include a substantial safety factor. If a load is dropped onto a truck without regard for breakage, then specify the next higher load rating. Top Plate - A horizontal plate for attaching a caster to equipment. The king pin may also be an integral part of the top plate. Threaded king pins can be adjusted to compensate for wear in the swivel assembly.