Linear Rail Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Rail Width

Bearing Type

Material

Carriage Width

Shaft Type

Round with Support Rail

Housing Type

Carriage Profile

Overall Height

Dynamic 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

Carriage Length

Roller Diameter

Thread Size

Length

Number of Mounting Holes

Bearing Material

Roller Profile

Overall Length

Load Fastening

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

1C999

EAR99

DFARS Specialty Metals

Exempt

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2,651 Products

Power Transmission

Carriages

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

415 products

Guide Rails

Use for short-travel, high-speed applications that require low friction

59 products

Linear Bearings

Minimize friction as parts move along a shaft

816 products

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

10 products

Telescoping Rails

Carry heavy loads, such as in pick-and-place applications, machine tool doors, and press arms

40 products

Track Rollers

Support and carry objects as they move along conveyor systems

717 products

Ball Splines and Bearings

Combine ball splines and bearings to create linear and rotary motion systems

51 products

Sleeve Splines and Bearings

Combine sleeve splines and bearings to create linear and rotary motion systems

21 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

119 products