What is the difference between a rigid caster and a swivel caster?
Rigid or stationary casters have a rigid horn and wheel assembly that permits only straight line movement. Swivel casters have a swivel horn and wheel assembly that allows rotation for movement in any direction. What is a king pin? A king pin or king bolt is a threaded bolt and nut assembly or a steel rivet holding the top plate and horn assembly of the caster together. How do I determine the proper weight capacity for my casters? First, determine the maximum load capacity the casters will be required to bear. Take the total loadincluding the weight of the unitand divide this by one less caster than the total number needed. For example, if the load is 750 pounds, the unit weighs 50 pounds and the unit needs four casters, the equation would be 800 pounds divided by three casters, which equals a 266- pound load capacity per caster. This means four casters that each have a load capacity of at least 266 pounds are needed. Where are pneumatic casters used? Pneumatic casters are considered g
