4" Wheels | McMaster-Carr

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System of Measurement

Wheel Diameter

Wheel Width

Axle Diameter

Tread Style

Wheel Type

Mount Type

Unthreaded Through Hole

Wheel Bearing Type

Caster Type

For Surface Type

Hub Length

Wheel Color

Wheel/Tread Material

Mount Height

Hardness Rating

Mounting Plate Width

Weight Capacity per Caster

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 9,999 lb.

Mounting Plate Length

Brake/Lock Type

Wheel Brake and Swivel Lock (Total Lock)

Weight Capacity per Wheel

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 2,999 lb.

Not Rated

Wheel Bearing Seal Type

Open

Sealed

Shielded

Wheel Bearing Material

REACH

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Exempt

RoHS

Compliant

Compliant with Exemptions

Not Compliant

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758 Products

Material Handling

Wheels

Move objects with ease

92 products

Casters

Mount on the bottom of objects for easy movement

547 products

Skate Wheels

Replace wheels on skate wheel conveyors or add wheels for a custom setup

1 product

Drum Dollies

Instead of tilting heavy loads on drum trucks, roll drums upright to where you need them

1 product

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

29 products

Hand Wheels

Rotate to adjust machinery, valves, drill presses, and other equipment

42 products

Chain Wheels

Add a pull chain to operate overhead doors, hatches, and valves

5 products

Measuring and Inspecting

Measuring Wheels

Roll along surfaces to measure distance

2 products