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Home / Bearings & Bushings / LMK Square Base Flange Linear Bearing, Cylindrical Rail, Smooth Shaft Guide, Extended UU Bushing

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Model Number LMK12UU
Shaft Diameter 12 mm
Outer Diameter 21 mm
Overall Length 57 mm
Flange Width 30 mm
Flange Thickness 4 mm
Material Bearing Steel & Aluminum
Precision Grade ABEC-1
Lubrication Pre-greased
Package Includes 2 x Linear Bearings

5 reviews

A

Anonymous

Apr 15, 2026

Rating: 5/5

Smooth Operation

Very smooth sliding action on the ground shaft.

A

Anonymous

Apr 07, 2026

Rating: 5/5

Reliable Replacement

Replaced my old LHF bearings without any issues.

A

Anonymous

Mar 22, 2026

Rating: 5/5

Perfect Fit

Works exactly as described for my CNC project.

A

Anonymous

Mar 05, 2026

Rating: 4/5

Good Value

Quality is good for the price, slightly tight initially.

A

Anonymous

Feb 09, 2026

Rating: 5/5

Fast Delivery

Arrived quickly and well packaged. No damage.

5 FAQ

Q: Does this fit a 12mm hardened shaft?

A: Yes, designed for standard 12mm ground shafts.

Q: Can this be used vertically?

A: Yes, it supports vertical loads within rated capacity.

Q: Is this sold as a pair?

A: Please check the package contents, typically sold in pairs or singles.

Q: What are the mounting hole dimensions?

A: Mounting holes are spaced 24mm apart center-to-center.

Q: Is additional lubrication required?

A: It comes pre-lubricated, but maintenance is recommended over time.

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