Light-Medium Duty Casters - Capacity up to 400lbs.

Diameter: 2-1/2 to 5 inTread: 7/8, 1 and 1-1/4 inPlate: 2-3/8 x 3-5/8 in (most)Capacity: 115 to 350 lb per caster

This page lists Durastar light-medium duty casters with rubber, polyurethane, phenolic and polyolefin treads. Rubber on polyolefin cores is the most common tread on these Durastar light-medium duty casters, rated 115 to 325 lb per caster in 2-1/2, 3, 3-1/2, 4 and 5 in. Ratings by tread: polyurethane 250 to 350 lb, phenolic 350 lb and polyolefin 115 to 325 lb. Brands: Durastar.

Shop by type

6 types

Wheel = wheel diameter · capacity is per caster.

Durastar light-medium duty casters by tread

Tread	Core	Wheel sizes	Rated per caster	Listed temperature	Where it fits
Rubber	Polyolefin	2-1/2, 3, 3-1/2, 4 and 5 in	115 to 325 lb	-45°F to 180°F	cushioned and quiet on finished floors
Polyurethane	Polyolefin	3, 3-1/2, 4 and 5 in	250 to 350 lb	-45°F to 180°F	quiet, floor-friendly and long wearing
Phenolic		3, 3-1/2, 4 and 5 in	350 lb	Up to 250°F	hard and easy rolling on smooth, dry floors
Polyolefin		2-1/2, 3, 4 and 5 in	115 to 325 lb	-45°F to 180°F	wet and chemical areas, light to medium loads
Nylon		3, 4 and 5 in	300 to 350 lb	-45°F to 200°F	low rolling effort on smooth floors, handles wet areas
Semi-steel		3 and 4 in	350 lb	-45°F to 800°F	rough floors, heat and heavy loads

Ratings are for single casters of Durastar light-medium duty casters, from product fields [S1].

Wheel sizes

Wheel	Treads	Rated
2 x 7/8 in	rubber	100 lb
2-1/2 x 1 in	rubber and polyolefin	95 to 115 lb
3 x 1-1/4 in	rubber, polyurethane and polyolefin	175 to 350 lb
3 x 1-13/16 in	polyolefin	250 lb
3-1/2 x 1-1/4 in	polyurethane, rubber and phenolic	230 to 350 lb
4 x 1-1/4 in	rubber, polyurethane and phenolic	220 to 400 lb
5 x 1-1/4 in	rubber, polyurethane and phenolic	250 to 400 lb
6 x 1-1/4 in	rubber and polyurethane	325 to 350 lb

Choosing Durastar light-medium duty casters

Load: plan on three casters carrying a four-caster cart [S2]; Durastar light-medium duty casters rated 350 lb each then carry about 1,050 lb.
Mount: most Durastar light-medium duty casters use a 2-3/8 x 3-5/8 in top plate; 3-1/8 x 4-1/8 in and 1-7/8 x 2-9/16 in plates are listed too; check the bolt spacing on your frame against the plate size.
Floor: on Durastar light-medium duty casters, rubber and polyurethane are kinder to tile and finished floors; phenolic, polyolefin, nylon and semi-steel roll easier under heavy loads on smooth concrete.
Rig: swivel and rigid Durastar light-medium duty casters are listed.
Heat: among Durastar light-medium duty casters, the highest listed range is -45°F to 800°F on semi-steel; check the temperature field on each listing before oven or hot-room use.

Related to Durastar light-medium duty casters: industrial casters, 24 series and S24 series.

Durastar light-medium duty casters questions

How much weight can Durastar light-medium duty casters carry?

Single Durastar light-medium duty casters are rated 115 to 350 lb; most fall between 250 and 350 lb.

What top plate do Durastar light-medium duty casters use?

Most Durastar light-medium duty casters use 2-3/8 x 3-5/8 in. Other plates on Durastar light-medium duty casters: 3-1/8 x 4-1/8 in and 1-7/8 x 2-9/16 in.

What wheel material is most common on Durastar light-medium duty casters?

Rubber leads on Durastar light-medium duty casters, rated 115 to 325 lb per caster. Among Durastar light-medium duty casters, polyurethane is next at 250 to 350 lb.

Jordan Wilson, CasterHQ · reviewed October 20, 2026 · 844-439-4335 · info@casterhq.com

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.

BHP: 1-3/4″ × 2-7/8″, slotted to 3″

BHP: 1-3/4″ × 2-15/16″ slotted to 2-3/8″ × 3-3/8″

BHP: 2-5/8” X 3-5/8” (Slotted to 3” x 3”)

BHP: 2-7/16" x 4-15/16" slotted to 3-3/8" x 5-1/4"

(3″ Wide Casters), Industry-Standard

BHP: 3-3/8" x 5-1/4" slotted to 4-1/8" x 6-1/8"

BHP: 4-1/8" x 6" slotted to 4-1/2" x 6-1/8"

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