4" x 2" Hamilton (S-WH-4TRB) Swivel Plate Caster, Polyurethane on Cast Iron Wheel

S-WH-4TRB Hamilton Series WH Workhorse Caster. Drop forged steel swivel caster construction includes a 3/4" diameter integrally forged steel kingpin (guaranteed for life!), and a precision secondary load bearing. CNC-Machined 2-9/16" diameter raceway with 3/8" hardened and polished steel balls. 3/4" precision tapered thrust bearing counteracts radial thrust. Ball check lubrication fittings in swivel assembly and in wheel hubs with tapered or straight roller bearings. Wheel - 4" x 2" Ultralast 95 Shore A polyurethane on cast iron wheel with precision ball bearings Capacity - 900 pounds Height - 5-5/8" Top Plate - 4" x 5" Bolt Holes - 3" x 3" slotted to 2-5/8" x 3-5/8" Mounting Bolt Diameter - 3/8" **Ultralast polyurethane operates much cooler under load and at higher speeds compared to most other urethanes. The result is a simply superior dynamic performance and a longer service life. Ultralast wheels are recommended for continuous duty/power-towed, and higher speed applications on smooth surfaces.

• WHEEL DESCRIPTION - 4" x 2" Ultralast 95 Shore A polyurethane on cast iron wheel with precision ball bearings
• CASTER RIG DESCRIPTION - Top Plate - 4" x 5" Bolt Holes - 3" x 3" slotted to 2-5/8" x 3-5/8" Finish:Zinc
• SPECIFICATIONS - Capacity - 900 pounds Height - 5-5/8"
• INDUSTRIES AND APPLICATIONS - ground support
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