swivel caster / base plate / very heavy-duty / metal
very heavy-duty, metal, steel, polyurethane
6 in, 8 in, 10 in, 12 in
Max.: 23,000 lb (10,433 kg)
Min.: 3,000 lb (1,361 kg)
Capacity Range: 3000 - 23,000 lbs.
Swivel Construction 5/8" thick drop forged steel mounting plate (rigid plate 1/2" thick); 3/8" x 5" plate steel contoured legs are welded inside and outside to forged steel horn base.
Kingpin 1 1/4" diameter integrally forged with mounting plate guaranteed for life, prevents bending or breaking; threaded for 1 1/4" slotted nut secured by roll pin for positive locking.
Main Load Bearing HPI™ thrust bearing with outside diameter of 7 1/2"; raceways hardened to 58-62HRC and ground to surface finish 16 micro inches.
Secondary Load Bearing 1 1/4" precision tapered thrust bearing counteracts radial thrust.
Axle1 1/4" diameter grade 5 hex head with slotted nut and cotter pin.
Lubrication FittingsBall-check type in swivel assembly and in wheel hubs with tapered or straight roller bearings.
Move over 10 tons on Hamilton’s top-of-the-line Maxi-Duty Casters, designed and built for the toughest applications including shipbuilding, manufactured housing, automotive and aerospace. Long life and dependable service are assured now more than ever with Hamilton's new HPI™ Swivel Technology. The new technology is a significant upgrade from conventional ball raceways or unit load bearings and provides an even stronger platform to support Hamilton’s three year product warranty. All forged steel wheels are machined with a slight crown to enhance rollability and swiveling. Here's some more text for you to read
The new technology is a significant upgrade from conventional ball raceways or unit load bearings and provides an even stronger platform to support Hamilton’s three year product warranty.