Precision Guides | McMaster-Carr

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System of Measurement

Rail Width

Carriage Width

Carriage Length

Overall Height

Carriage Profile

Travel Length

Material

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

Load Fastening

From Bottom

From Top

Number of Mounting Holes

Carriage Material

Mounting Hole Thread Size

Rail Length

Bearing Type

Static Pitch Moment Load Capacity

Less than 250 ft·lbf

250 ft·lbf to 499 ft·lbf

500 ft·lbf to 999 ft·lbf

1,000 ft·lbf to 1,999 ft·lbf

2,000 ft·lbf or greater

Height

Static Load Capacity

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. to 39,999 lb.

40,000 lb. or greater

Not Rated

Mounting Fastener Thread Size

Thread Size

Bearing Material

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

1C999

EAR99

DFARS Specialty Metals

Exempt

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

Yes

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742 Products

Power Transmission

Carriages and Guide Rails

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

397 products

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

20 products

Electric Slides

Move parts with precision in electronics, robotics, and other automated processes

30 products

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

10 products