3" Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Bearing Type

For Load Direction

Combined Radial and Thrust

Combined Radial, Thrust, and Moment

Radial

Thrust

Mounted Bearing Type

Base Mount

Four-Bolt Flange Mount

For Housing ID

Width

Plain Bearing Type

Dynamic Radial Load Capacity

Less than 10,000 lb.

10,000 lb. to 19,999 lb.

Static Radial Load Capacity

Less than 10,000 lb.

10,000 lb. to 99,999 lb.

Bearing Seal Type

Length

Shaft Mount Type

Shaft Type

Dynamic Thrust Load Capacity

Material

Ball Bearing Profile

Maximum Temperature

Dynamic Radial Load Capacity @ Speed

Cage Material

Export Control Classification Number (ECCN)

REACH

RoHS

DFARS Specialty Metals

40 Products

Power Transmission

Ball Bearings

Create less friction than other bearings for use at high speeds

3 products

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

3 products

Roller Bearings

Support higher loads than ball bearings, but run at lower speeds

2 products

Sleeve Bearings

With no moving parts, the plainest type of bearing

11 products

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

5 products

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

2 products

Bearing Washers

Adapt needle-roller thrust bearings for use on unhardened, unground surfaces

2 products

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

2 products

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

5 products

Material Handling

Screw Conveyors

Push material through fixed troughs

4 products