Linear Motion Guide Blocks | McMaster-Carr

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System of Measurement

Shaft Diameter

Rail Width

Bearing Type

Carriage Width

Housing Type

Overall Height

Carriage Length

Carriage Profile

Stroke Length

Less than 100 mm

100 mm to 199 mm

200 mm to 249 mm

250 mm to 499 mm

500 mm or greater

Overall Length

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

Number of Mounting Holes

Travel Length

Shaft Type

Round with Support Rail

Carriage Material

Stainless Steel

Static Load Capacity

Less than 10,000 lb.

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

Bearing Material

Stainless Steel

Length

Mounting Hole Thread Size

ID

Load Fastening

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

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2,173 Products

Power Transmission

Guide Rail Carriages

Guide Rail Carriages

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

Telescoping Rails

Telescoping Rails

Connect multiple rails to create custom positioning tables or telescoping slides

Linear Motion Slides

Linear Motion Slides

Move loads on accurate and repeatable paths beyond the mounting surface

Positioning Slides

Positioning Slides

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

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Linear Bearing Brakes

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

Air Slides

Convey grippers, printing heads, and other loads back and forth on a carriage

Ball Spline Bearings

Ball Spline Bearings

Pair with ball splines for applications requiring complex, fast movements, such as robotics

Electric Actuators

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

Track Rollers

Support and carry objects as they move along conveyor systems

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

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