Medium-Heavy Stainless Plate Casters

Diameter: 4 to 8 inTread: 2 inPlate: 4 x 4-1/2 inCapacity: 300 to 1,250 lb per caster

Medium-heavy stainless plate casters with rubber, polyurethane and phenolic wheels. Rubber on polyolefin cores is the most common tread on these medium-heavy stainless plate casters, rated 300 to 675 lb per caster in 4, 5, 6 and 8 in. Ratings by tread: polyurethane 800 to 1,250 lb and phenolic 800 to 1,250 lb.

Shop by wheel material

4 types

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

Medium-heavy stainless plate casters by tread

Tread	Core	Wheel sizes	Rated per caster	Listed temperature	Where it fits
Rubber	Polyolefin	4, 5, 6 and 8 in	300 to 675 lb		cushioned and quiet on finished floors
Polyurethane	Aluminum	4, 5, 6 and 8 in	800 to 1,250 lb	-45°F to 180°F	quiet, floor-friendly and long wearing
Phenolic		4, 5, 6 and 8 in	800 to 1,250 lb	Up to 250°F	hard and easy rolling on smooth, dry floors

Ratings are for single casters of medium-heavy stainless plate casters, from product fields [S1].

Wheel sizes

Wheel	Treads	Rated
4 x 2 in	rubber, phenolic and polyurethane	300 to 1,000 lb
5 x 2 in	phenolic, rubber and polyurethane	300 to 1,200 lb
6 x 2 in	rubber, phenolic and polyurethane	450 to 1,250 lb
8 x 2 in	rubber, phenolic and polyurethane	550 to 1,250 lb

Choosing medium-heavy stainless plate casters

Load: plan on three casters carrying a four-caster cart [S2]; at 1,200 lb each, a common rating here, that is about 3,600 lb, and the 1,250 lb top rating covers about 3,750 lb.
Mount: most medium-heavy stainless plate casters use a 4 x 4-1/2 in top plate; match the bolt holes on your frame to the plate before ordering.
Floor: on medium-heavy stainless plate casters, rubber and polyurethane are kinder to tile and finished floors; phenolic rolls easier under heavy loads on smooth concrete.
Rig: swivel and rigid medium-heavy stainless plate casters are listed, with side lock brake and top lock brake options.

Related to medium-heavy stainless plate casters: caster wheels.

Medium-heavy stainless plate casters questions

How much weight can medium-heavy stainless plate casters carry?

Single medium-heavy stainless plate casters are rated 300 to 1,250 lb; most fall between 600 and 1,200 lb.

What top plate do medium-heavy stainless plate casters use?

Most medium-heavy stainless plate casters use 4 x 4-1/2 in.

What wheel material is most common on medium-heavy stainless plate casters?

Rubber leads on medium-heavy stainless plate casters, rated 300 to 675 lb per caster. Among medium-heavy stainless plate casters, polyurethane is next at 800 to 1,250 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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