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Polyurethane Caster Wheels

Custom made to order. All sales final.

Each Hamilton product is custom manufactured for your order (lead time is shown on each product page). Please confirm all specs before checkout, since made-to-order items aren't eligible for returns, exchanges or refunds. Need help? Call 844-439-4335 or email info@casterhq.com and we'll verify fit for you.

Diameter: 3-1/2 to 20 inTread: 2, 3 and 5 inCapacity: 350 to 15,500 lb per wheel
Hamilton polyurethane caster wheels in polyurethane, cast iron and polyolefin. Polyurethane on cast iron and steel cores is the most common tread on these Hamilton polyurethane caster wheels, rated 560 to 15,500 lb per wheel in 3-1/2 to 20 in. Also listed: cast iron 680 to 13,000 lb and polyolefin 350 to 900 lb. Complete casters are listed too, rated 720 to 7,150 lb each. Brands: Hamilton.

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3 types

Wheel = wheel diameter · capacity is per wheel.

Polyurethane Caster Wheels: buying guide

Hamilton polyurethane caster wheels in polyurethane, cast iron and polyolefin, 3-1/2 to 20 in wheels, rated 350 to 15,500 lb per wheel.

Diameter 3-1/2 to 20 inTread 2, 3 and 5 in350 to 15,500 lb per wheel

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Hamilton polyurethane caster wheels by tread

Tread Core Wheel sizes Rated per wheel Listed temperature Where it fits
Polyurethane Cast iron and Steel 3-1/2 to 20 in 560 to 15,500 lb -5°F to 160°F quiet, floor-friendly and long wearing
Cast iron Steel and Aluminum 4 to 18 in 680 to 13,000 lb -5°F to 160°F heat, chips and heavy loads on rough floors
Polyolefin 3-1/2, 4, 5, 6 and 8 in 350 to 900 lb -30°F to 180°F wet and chemical areas, light to medium loads

Ratings are for single wheels of Hamilton polyurethane caster wheels, from product fields [S1].

Wheel sizes

Wheel Treads Rated
5 x 2 in polyurethane, polyolefin and cast iron 600 to 1,360 lb
6 x 2 in polyurethane, polyolefin and cast iron 800 to 2,025 lb
6 x 3 in polyurethane and cast iron 1,800 to 3,100 lb
8 x 2 in polyurethane, cast iron and polyolefin 900 to 2,800 lb
8 x 3 in polyurethane and cast iron 2,000 to 4,900 lb
10 x 3 in polyurethane and cast iron 2,400 to 6,500 lb
12 x 3 in polyurethane and cast iron 2,800 to 6,150 lb
12 x 4 in polyurethane 4,800 to 15,500 lb

Choosing Hamilton polyurethane caster wheels

  1. Load: divide the loaded weight by three for a four-wheel cart [S2]. Among Hamilton polyurethane caster wheels, a 6,000 lb wheel then suits about 18,000 lb, and the strongest at 15,500 lb about 46,500 lb.
  2. Floor: on Hamilton polyurethane caster wheels, polyurethane is kinder to tile and finished floors; cast iron and polyolefin roll easier under heavy loads on smooth concrete.

Hamilton polyurethane caster wheels questions

How much weight can Hamilton polyurethane caster wheels carry?

Single Hamilton polyurethane caster wheels are rated 350 to 15,500 lb; most fall between 1,300 and 6,000 lb.

What wheel material is most common on Hamilton polyurethane caster wheels?

Polyurethane leads on Hamilton polyurethane caster wheels, rated 560 to 15,500 lb per wheel. Among Hamilton polyurethane caster wheels, cast iron is next at 680 to 13,000 lb.

Are complete casters listed with Hamilton polyurethane caster wheels?

Yes. Complete casters are on this page too, rated 600 to 8,000 lb each; compare the wheel size and bore with your Hamilton polyurethane caster wheels before ordering.

Sources

  • [S1] CasterHQ product fields (rated load, diameter, width, wheel and core material, temperature range, mount) and product descriptions for the items on this page, pulled October 20, 2026.
  • [S2] Preferred Equipment casters and wheels quick guide PDF (prefeq.com): load sizing on one less caster, wheel types and floor notes.

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