4" Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

For Load Direction

Combined Radial and Thrust

Combined Radial, Thrust, and Moment

Bearing Type

Dynamic Radial Load Capacity

Less than 10,000 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

40,000 lb. or greater

Dynamic Thrust Load Capacity

Less than 10,000 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 99,999 lb.

Mounted Bearing Type

Base Mount

Four-Bolt Flange Mount

For Housing ID

Static Radial Load Capacity

Less than 10,000 lb.

10,000 lb. to 99,999 lb.

100,000 lb. to 199,999 lb.

Width

Bearing Construction

Plain Bearing Type

Shaft Mount Type

Material

Bearing Seal Type

Static Thrust Load Capacity

Less than 10,000 lb.

100,000 lb. to 199,999 lb.

Housing Material

Roller Bearing Type

Lubricant

Dynamic Thrust Load Capacity @ Speed

12,500 lb. @ 30 rpm

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

8 Products

Power Transmission

Roller Bearings

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

2 products

Ball Bearings

Create less friction than other bearings for use at high speeds

2 products

Mounted Bearings

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

2 products

Sleeve Bearings

With no moving parts, the plainest type of bearing

1 product

Thrust Bearings

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

1 product