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5" Polyurethane Wheel Casters · 1,000 to 1,200 lb

Diameter: 5 inTread: 2 inPlate: 4 x 4-1/2 inCapacity: 1,000 to 1,200 lb per caster
This page lists 5 in polyurethane casters. Polyurethane on cast iron cores is the most common tread here, rated 1,000 to 1,200 lb per caster. Sets of 4 list 4,000 to 4,800 lb combined.

5 in polyurethane casters by tread

Tread Core Wheel sizes Rated per caster Listed temperature Where it fits
Polyurethane Cast iron 5 in 1,000 to 1,200 lb Up to 180°F quiet, floor-friendly and long wearing

Ratings are for single casters of 5 in polyurethane casters, from product fields [S1].

Choosing 5 in polyurethane casters

  1. Load: divide the loaded weight by three for a four-caster cart [S2]. A 1,200 lb caster from this page then suits about 3,600 lb.
  2. Mount: most 5 in polyurethane casters use a 4 x 4-1/2 in top plate; check the bolt spacing on your frame against the plate size.
  3. Floor: on 5 in polyurethane casters, polyurethane protects finished floors and runs quietly; check the rating if the cart also crosses rough concrete.
  4. Rig: swivel and rigid 5 in polyurethane casters are listed, with side lock brake and total lock brake options.

5 in polyurethane casters questions

How much weight can 5 in polyurethane casters carry?

Single 5 in polyurethane casters are rated 1,000 to 1,200 lb; most fall between 1,000 and 1,200 lb.

What top plate do 5 in polyurethane casters use?

Most 5 in polyurethane casters use 4 x 4-1/2 in.

What wheel material is most common on 5 in polyurethane casters?

Polyurethane leads on 5 in polyurethane casters, rated 1,000 to 1,200 lb per caster.

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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