Extended Service Casters

Capacity Range: 1,600 – 2,400 lbs.

When grueling loads and continuous operations exist, Hamilton's Extended Service & Enhanced Heavy Service Casters with HPI™ Swivel Technology are the right choice. Both ES & EHS Series Casters are an excellent choice for use on in-plant trailers, towline carts, or AGV systems. The ES Series features 3" wide wheels and platinum powder coat finish whereas the EHS Series features 2" wide wheels and a red crimson powder coat finish.

Quality Features & Specs

• Swivel Construction: All models have 3/8" thick forged steel mounting plate and horn base. Precision laser cut legs 5/16" x 2 1/2" on ES models and 1/4" x 2" on EHS models.
• Kingpin: Integrally forged with mounting plate, guaranteed for life, 1" diameter on ES models and 3/4" dia. on EHS models. Both series have slotted nuts secured by cotter pin for positive locking.
• Main Load Bearing: HPI™ thrust bearing with outside diameter of 3 1/2"; raceways hardened to 58-62HRC and ground to surface finish 16 micro inches.
• Secondary Load Bearing: Precision tapered thrust bearing counteracts radial thrust, 1" on ES and 3/4" on EHS.
• Product Finish: Powder Coated - Caster rigs are powder coated with Hamilton’s new Platinum Powder for the ES Series and Red Crimson powder for the EHS Series, both are metallic HAA Polyesters providing a premium look and excellent durability for both interior and exterior environments.
• Axle: Bolt and nut type, 3/4" on ES models and 1/2" on EHS models.
• Lubrication Fittings: Ball-check type in swivel assembly and wheel hubs with tapered or straight roller bearings

Hamilton HPI™ Technology

The Extended Service Series features Hamilton’s Precision Integrated HPI™ Swivel Technology. The new technology outperforms conventional CNC-machined ball raceways, kingpinless, and unit load bearing swivel constructions.

Hamilton Durability

The Extended Service Series (ES) is backed by Hamilton’s Three Year Product Warranty. Refer to selection table for qualifying wheels.