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    • Hamilton Maxi-Duty Casters

    Series MD
    Maxi-Duty Casters

    Capacity Range: 3000 – 23,000 lbs.

    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.

    Quality Features & Specs

    Swivel Construction
    5/8" thick drop forged steel mounting plate (rigid plate 1/2" thick); 3/8" x 5" precision laser cut 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.

    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.

    CLICK ON INDIVIDUAL CASTERS FOR MORE PRODUCT INFORMATION.

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