Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Model Series	LMH UU Series
Bearing Type	Linear Ball Bearing
Material Composition	GCr15 Bearing Steel
Surface Hardness	HRC 60-64
Flange Configuration	Round Flange
Seal Designation	Double Sealed (UU)
Ball Retainer	Engineering Plastic
Precision Class	Normal Grade
Pre-Lubrication	Yes, Greased
Manufacturing Origin	Imported

5 reviews

Anonymous

Apr 04, 2026

Rating: 5/5

3D Printer upgrade

Noticed less vibration on my printer axes after swapping to these. The double seals keep dust out effectively.

Anonymous

Apr 02, 2026

Rating: 5/5

Great fit for CNC router

Works perfectly on my CNC router upgrade. The flange mounting holes aligned precisely with my existing brackets. Smooth motion right out of the box.

Anonymous

Mar 19, 2026

Rating: 4/5

Good value

Overall good quality for the price. One bearing was slightly tight initially but loosened up after some use. Would buy again.

Anonymous

Feb 20, 2026

Rating: 5/5

Industrial quality

Using for automation arm assembly. Consistent quality across the batch. Hardness seems accurate based on our testing.

Anonymous

Jan 26, 2026

Rating: 5/5

Smooth operation

Very quiet during high speed operation. I used the LMH20 for a linear actuator project and it handles the load well without binding.

5 FAQ

Q: What type of lubricant is pre-applied?

A: These bearings come pre-greased with standard lithium-based grease suitable for general industrial applications.

Q: What is the maximum operating temperature?

A: The standard lubrication allows for operation up to 80 degrees Celsius. High-temp grease options may be available upon request.

Q: What shaft tolerance is recommended for these bearings?

A: We recommend using hardened steel shafts with h6 or h7 tolerance for optimal performance and lifespan.

Q: What is the return policy if the size is wrong?

A: We accept returns within 30 days provided the item is unused and in original packaging. Please check dimensions before ordering.

Q: Do you offer discounts for bulk orders?

A: Yes, we offer tiered pricing for bulk purchases. Please contact our sales team directly for a quote on quantities over 50 units.

Explore your interests

WWI Anrui Motor Deep Groove Ball Bearings 6200, 6201, 6202, 6203, 6204-ZZ 2RZ High-Speed Quiet

$40.00

Domestic Bearing Steel Linear Guide Rail Block MGN12H 9H 7H 15H MGW7C 9C 12C 15CS

$4.50

Automotive Inspection Fixture Standard Parts Round Liner Shaft Bushing Straight Sleeve Threaded Sleeve Guide Bushing Inspection Pin Sleeve In Stock

$3.00

304 Stainless Steel Cross Recessed Indented External Hex Bolts GB29.2 External Hex Screws M3 M4 M5 M6

$1.00

304 Stainless Steel Hex Socket Screw Cup Head Bolt Cylinder Head Extended M2 M2.5 M3 M4 M5 M6 M8 M10mm

$1.43

Real Photo EZO Imported Stainless Steel Bearing 608HZZ 8*22*7mm S608ZZ High Speed

$13.50

SWC Light/Heavy Duty Cross Shaft Universal Coupling, Universal Shaft, Drive Shaft, and Universal Joint

$220.00

T-Shaped Rubber Hexagonal Spider Coupling Elastic Block Polyurethane Buffer Pad Water Pump Shock Absorber Toughened Hex Pad

$5.00

igus JSM Bushing Engineering Plastic Sliding Bearing, Wear-Resistant Self-Lubricating Oil-Free Liner

$3.00

Thickened Flange Nut with Washer, High-Strength Alloy Steel Press Plate Screw Nut M8-M36

$3.40

[M2-M20] Stainless Steel Spring Washer

$0.76

$Rubber Gear Coupling 14J\13J\12J\11J\10J\9J\8J\7J\6J\5J\4J\3J$

Rubber Gear Coupling 14J\13J\12J\11J\10J\9J\8J\7J\6J\5J\4J\3J

$15.00

Sunroom Column Base Steel Casting Embedded Parts 80 100 120 150 Special Square Tube Base Connector

$6.03

Nickel-Plated/Black PB Pan Head Flat Point Self-Tapping Screw, Cross Recessed Small Screw M1-M4

$1.00

Box-Type Shaft Slider Linear Bearing SCS8 10 12 13 16 20 25 30 35 40 50 60UU

$6.40

Maintenance-Free Plastic Linear Bearing Slide Bushing LM1016230450UU (igus Alternative)

$6.36

Non-Standard BFH Aluminum Alloy Bearing Housing with Retaining Ring, Round Flange, Single Bearing Fixed Mount BARA BFF23

$16.90

Daiwa Baitcasting Reel Parts, Coaster, Large/Small Black/Red Spider, Sea Spider, Elite One-Way Bearing Bushing

$20.00

Non-Standard Bearing Complete Catalog Inner Diameter 8 10 12 13 14 15 16 Outer Diameter 17 18 20 25 28 30

$2.50

25mm Round Stainless Steel Pipe Connector, Clothes Drying Rack Accessory, Display Stand Fastener, Shelf Fixing Two-Way Joint

$1.20

Miniature Ball Bearings with Shoulder Flange Catalog - Inner Diameters 2 3 4 5 6 7 8 9 10

$13.00

L-Type Jaw Coupling, Spider Coupling, High Torque, Black Oxide Finish, Free Shipping from Manufacturer

$7.00

Japan EKI LM3 4 5 6 8 10 12 16 20 25 30 35 40 50UU Imported Linear Bearing

$10.50

Japanese Precision Imported NSK Linear Bearing LM 3 4 5 6 8 10 12 13 16 20 25 30 UU

$6.50

304 Stainless Steel Countersunk Hex Socket Screw and Nut Set with Flat and Spring Washers

$1.29

Grade 12.9 External Hex Screws and Nuts Complete Set High-Strength Bolts with Flat and Spring Washers M6-M24

$9.03

304 Stainless Steel Nuts, Caps, Flat Washers, and Spring Washers - Sizes M3, M4, M5, M6, M8, M10, M12, M16, M18, M20, M22, M24, M30

$1.00

Micro Flanged Mini Bearing with Retainer Ring ID 2 Bore 3 4 5 6 7 8 9 10 12 15 17 20

$8.00

Plastic Hammer Head Nut M8 M10 Furniture Connector Embedded Fastener Hardware Accessories

$5.11

Swing Cylinder Front Bucket Bushing 95*110*80 with TOM Oil Bronze Bushing for Excavator and Large Loader Liners

$90.00

304 Stainless Steel Rivet Nuts, Aluminum Flat Head Rivnuts, Countersunk Rivet Nuts Assortment M3 M4 M5 M6 M8 M10

$0.91

Stainless Steel Angle Bracket 90-Degree L-Shaped Fixator Corner Iron Right-Angle Triangle Support Shelf Bracket Hardware Connector Plate T

$2.66

Aluminum Alloy Socket Head Cap Screw, Cup Head Fastener M4-M10mm

$7.00

Galvanized High-Strength Imperial Hex Flange Nuts UNC Grade 8, Anti-Slip Locking; UNF Fine Thread Nuts

$2.20

M3-M20 PVC External Hex Head Screws, Gray Insulated Bolts, Acid and Alkali Resistant Plastic Fasteners

$2.64

Harbin Micro Small Bearing Complete Model Range, Inner Diameter 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, Mini Bearing

$9.00

High-Precision Hardened Steel Bushing/Guide Sleeve: ID 18/19/20mm, Custom Non-Standard Bearing Steel Inner Rings Assortment

$1.77

Phone Gimbal Shim, Screw Plate, Heavy-Duty Clamp Shim, Internal 1/4" Screw Pad, Nut Washer, Anti-Slip Fixation Pad

$2.80

304 Stainless Steel Extended Cylindrical Sleeve Shaft Bushing Non-Threaded Spacer Hollow Liner M2 M3 M4 M5

$1.66

Guwanji Zinc-Plated Iron Cross Countersunk Screw, Nut, Flat Head Bolt, and Spring Washer Assortment M2-M12

$1.82