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X05 Series

Diameter: 3 inTread: 1-13/16 inPlate: 4 x 4-1/2 inCapacity: 500 to 1,000 lb per caster
Durastar X05 series casters with nylon, polyolefin and polyurethane wheels. Nylon is the main group of Durastar X05 series casters, rated 1,000 lb per caster. Other treads: polyolefin 500 lb and polyurethane 550 lb. Brands: Durastar.

Shop by wheel material

3 types

Rubber and polyurethane favor floor protection; phenolic and steel favor heavy capacity. Compare materials →

3 options in this exact size and spec. See all casters by load capacity and mount type › or call 844-439-4335 for a cross-reference.

Durastar X05 series casters by tread

Tread Core Wheel sizes Rated per caster Listed temperature Where it fits
Nylon 3 in 1,000 lb Up to 180°F low rolling effort on smooth floors, handles wet areas
Polyolefin 3 in 500 lb -45°F to 180°F wet and chemical areas, light to medium loads
Polyurethane 3 in 550 lb -40°F to 180°F quiet, floor-friendly and long wearing

Ratings are for single casters of Durastar X05 series casters, from product fields [S1].

Choosing Durastar X05 series casters

  1. Load: divide the loaded weight by three for a four-caster cart [S2]; at 1,000 lb each, Durastar X05 series casters suit a loaded cart of about 3,000 lb.
  2. Mount: most Durastar X05 series casters use a 4 x 4-1/2 in top plate; measure bolt hole centers on the old plate and compare.
  3. Floor: on Durastar X05 series casters, polyurethane is kinder to tile and finished floors; nylon and polyolefin roll easier under heavy loads on smooth concrete.
  4. Rig: swivel Durastar X05 series casters are listed.

Durastar X05 series casters questions

How much weight can Durastar X05 series casters carry?

Single Durastar X05 series casters are rated 500 to 1,000 lb.

What top plate do Durastar X05 series casters use?

Most Durastar X05 series casters use 4 x 4-1/2 in.

What wheel material is most common on Durastar X05 series casters?

Nylon leads on Durastar X05 series casters, rated 1,000 lb per caster. Among Durastar X05 series casters, polyolefin is next at 500 lb.

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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