3/8" ID Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Bearing Seal Type

Width

Ball Bearing Profile

Material

Cage Material

For Load Direction

Combined Radial and Thrust

Bearing Trade Number

Bearing Type

Shaft Mount Type

Inner Ring Type

For Housing ID

Bearing Construction

Lubrication

Length

Ball Material

Dynamic Radial Load Capacity

Less than 10,000 lb.

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

1C998

1C999

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

707 Products

Power Transmission

Ball Bearings

Create less friction than other bearings for use at high speeds

58 products

Roller Bearings

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

12 products

Mounted Bearings

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

21 products

Sleeve Bearings

With no moving parts, the plainest type of bearing

58 products

Flanged Sleeve Bearings

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

54 products

Linear Bearings

Minimize friction as parts move along a shaft

41 products

Bearing Housings

Mount your own bearings in place

9 products

Thrust Bearings

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

24 products

Roller Bearing Shaft Liners

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

2 products

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

124 products

Swivel Joints

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

5 products

Rod End Inserts

Attach to rod ends to increase the amount of misalignment they can handle

2 products

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

1 product

Track Rollers

Support and carry objects as they move along conveyor systems

8 products

Drive Rollers

Transmit power from motors to systems like conveyors; also known as contact wheels and feed rollers

4 products

Pulley and Sprocket Bushings

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

8 products

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

4 products

Fabricating and Machining

Drill Bushings

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

104 products

Fastening and Joining

Shims

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

166 products

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

1 product

Raw Materials

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

1 product