Needle-Roller Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Width

For Load Direction

Combined Radial and Thrust

Bearing Seal Type

Bearing Type

For Housing ID

Cage Material

Shaft Mount Type

Dynamic Radial Load Capacity

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 2,999 lb.

3,000 lb. to 9,999 lb.

10,000 lb. or greater

Lubrication

Lubricated

Required

Static Radial Load Capacity

Less than 1,000 lb.

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

Bearing Construction

Shaft Type

Thickness

Maximum Temperature

REACH

RoHS

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Exempt

Maximum Rotation Speed

Material

For Shaft Surface Smoothness, Ra

Dynamic Thrust Load Capacity

Less than 2,000 lb.

2,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

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569 Products

Power Transmission

Roller Bearings

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

247 products

Thrust Bearings

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

56 products

Bearing Shaft Liners

Adapt precision needle-roller bearings for use on unhardened, unground shafts

30 products

Bearing Washers

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

102 products

Mounted Bearings

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

36 products

Chain and Belt Pulleys

Pair with a compatible belt to transfer motion from a rotating shaft

20 products

U-Joints

Transfer torque between shafts at an angle; handle more torque and misalignment than flexible shafts

48 products

Guide Rail Carriages

Carry loads along guide rails on accurate and repeatable paths in automated systems

9 products