18mm OD Bearings | McMaster-Carr

Filter by

System of Measurement

Shaft Diameter

Width

Bearing Seal Type

Ball Bearing Profile

Material

Bearing Construction

Cage Material

For Housing ID

Bearing Type

For Load Direction

Combined Radial and Thrust

Length

Shaft Mount Type

Maximum Rotation Speed

Ball Material

Bearing Trade Number

Performance

Electrical Insulating

Permanently Lubricated

Shaft Type

Inner Ring Type

REACH

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

Yes

RoHS

Compliant

Compliant with Exemptions

DFARS Specialty Metals

Exempt

Not Compliant

Export Control Classification Number (ECCN)

190 Products

Power Transmission

Ball Bearings

Create less friction than other bearings for use at high speeds

10 products

Roller Bearings

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

4 products

Flanged Sleeve Bearings

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

11 products

Thrust Bearings

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

22 products

Roller Bearing Shaft Liners

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

1 product

Sleeve Bearings

With no moving parts, the plainest type of bearing

17 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

9 products

Swivel Joints

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

2 products

Rod End Seals

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

1 product

Lead Screw Collars

Position components and limit travel along a lead screw

1 product

Fabricating and Machining

Drill Bushings

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

67 products

Fastening and Joining

Shims

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

45 products