3" ID Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

0.3450 mm to 57.0000 mm

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

Width

For Housing ID

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.

300,000 lb. or greater

Plain Bearing Type

Shaft Mount Type

Bearing Seal Type

Shaft Type

Length

Ball Bearing Profile

Material

Dynamic Thrust Load Capacity

Less than 10,000 lb.

Dynamic Radial Load Capacity @ Speed

Cage Material

Bearing Trade Number

REACH

Export Control Classification Number (ECCN)

RoHS

DFARS Specialty Metals

63 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

1 product

Sleeve Bearings

With no moving parts, the plainest type of bearing

6 products

Flanged Sleeve Bearings

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

2 products

Thrust Bearings

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

3 products

Swivel Joints

Handle shaft misalignment where ball joint rod ends won’t fit; also known as spherical bearings

3 products

Pulley and Sprocket Bushings

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

5 products

Raw Materials

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

15 products

Plastic

A lightweight alternative to metal and glass

15 products

Fastening and Joining

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

7 products