Series MD Maxi-Duty Casters - 6" Diameter - Forged Steel

FOB: Midwest Warehouse
In stock
Load Capacity: 1,000 lbs.

Hamilton Maxi-Duty Swivel or Rigid Caster with 6" x 3" Forged Steel Wheel with 1 1/4" Precision Tapered 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 HPI™ Swivel Technology. The 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.

• 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 — Hamilton Precision Integrated HPI thrust bearing with outside diameter of 7-1/2"; raceways hardened to 58-62HRC and ground to surface finish micro inches.
• Secondary Load Bearing — 1-1/4" precision tapered thrust bearing counteracts radial thrust.
• Product Finish: Powder Coated - Caster rigs are powder coated with Hamilton’s new Platinum Powder, a metallic HAA Polyester providing a premium look and excellent durability for both interior and exterior environments.
• Axle — 1-1/4" diameter grade 5 hex head with slotted nut and cotter pin.
• Lubrication Fittings — Ball-check type in swivel assembly and in wheel hubs with tapered or straight roller bearings.

Featured Wheel Bearings:
Precision Tapered Roller Bearings - best for most severe heavy duty and power-towed applications