3" Glass-Filled Nylon Business Machine Swivel Caster - S4.3312.351

About This Caster - S4.3312.351 The heavy one of the three Colson business machine swivels: 1,200 lb per corner at a 4-1/8 inch load height, on a 3-1/8 x 4-1/8 inch plate. Built for loaded server cabinets and heavy machines that still have to roll on a 3-inch wheel. The black glass-filled nylon wheel is a tough thermoplastic that takes hard impacts and high dynamic loads, and rolls on a roller bearing. The zinc-plated top plate swivels on hardened double ball raceways. Rated for -45°F to 180°F. Check your bolt pattern against the spacing in the spec table before you order. Ideal applications Server racks, data center cabinets and computer racks Vending machines, copiers and heavy office equipment Any machine where overall height is limited Also in this family: the full business machine caster line.