2 1/2" OD Bearings | McMaster-Carr

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System of Measurement

OD

1/2" to 3 3/16"

1/2" to 20 1/2"

3/4" to 13 3/4"

7/8" to 11 7/8"

7/8" to 14 3/4"

7/8" to 23 5/8"

1 1/32" to 8 5/8"

1 1/32" to 9 7/8"

1 1/32" to 11 1/32"

1 1/32" to 11 7/8"

1 1/4" to 4 1/2"

1 1/2" to 4 1/4"

1 1/2" to 11 7/8"

1 1/2" to 15 3/4"

1 1/2" to 17 3/4"

1 1/2" to 19 3/4"

2 1/4" to 7 1/4"

2 1/4" to 15 3/4"

2 1/2" to 5 3/4"

2 3/4" to 9 1/2"

3 1/4" to 11 3/4"

4 1/4" to 14 3/4"

Shaft Diameter

ID

Material

Molybdenum Disulfide

Stainless Steel

Thickness

Bearing Type

Shape

Bearing Seal Type

Length

Width

Lubrication

For Load Direction

Shaft Type

Acme Lead Screw

Shaft Mount Type

Plain Bearing Type

Wall Thickness

Dynamic Thrust Load Capacity

Less than 10,000 lb.

Cage Material

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Housing Type

Performance

Chemical Resistant

Corrosion Resistant

Easy Thermoform

Electrically Insulating

High Temperature

Low Temperature

Moisture Resistant

Precision Adjust

Thermally Stable

Ultra Low Friction

Maximum Temperature

Less than 250° F

250° F to 499° F

500° F to 999° F

How can we improve?

71 Products

Power Transmission

Thrust Bearings

Thrust Bearings

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

Roller Bearing Shaft Liners

Roller Bearing Shaft Liners

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

Thrust Roller Bearing Washers

Thrust Roller Bearing Washers

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

Linear Bearing Housings

Linear Bearing Housings

Hold linear ball or sleeve bearings by sliding them in and securing with retaining rings

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

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

Lead Screw Collars

Lead Screw Collars

Position components and limit travel along a lead screw

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Bronze

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

Plastic

A lightweight alternative to metal and glass

Fastening and Joining

Shims

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

Fabricating and Machining

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)