6" x 2-1/2" Kingpinless Heavy Duty Swivel Caster with Energy Saver Polyon on Cast Iron Wheel - 57SW60QU2419PY

6" x 2-1/2" Kingpinless Heavy Duty Swivel Caster with Energy Saver Polyon on Cast Iron Wheel

ASTM1045 drop forged swivel head, 5/16" thick, 3" diameter precisely machined and hardened raceway, loaded ½" dia. hardened ball bearings. Viton Seal integrated with raceways available and legs are double welded 3/8" thick steel with a grease fitting on raceway and axle, 3/4" axle bolt/nut and a Zinc plated finish.

Crowned polyurethane elastomer tread chemically bonded to a solid heavy-duty cast iron core. Combination of crowned tread and heavy core, offers higher weight capacities, durability and greater mobility than standard Polyon„¢ wheels.

• Polyurethane tread specially engineered with high tencile and for low initial force to push/pull.
• Crowned polyurethane tread chemically bonded to a solid heavy-duty cast iron core
• Variety of bearing options for optimal performance at different applications
• Temperature range -40°F to +180°F
• Color: Dark blue tread on black core
• Durometer: Shore A 95 (+/-5)