Skip to main content
Home / Bearings & Bushings / Extended Linear Sliding Bearing LM6 8 10 12 16 20 25 30 35 40 50 LUU

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Model Series LM6, LM8, LM10, LM12, LM16, LM20, LM25, LM30, LM35, LM40, LM50
Material Composition GCr15 High Carbon Chromium Steel
Seal Type UU (Double Rubber Seals)
Bearing Type Linear Ball Bearing
Cage Material Engineering Plastic Retainer
Surface Finish Precision Ground Inner Race
Lubrication Status Pre-greased with Lithium Soap
Length Configuration Extended (Long Type)
Shaft Requirement Hardened and Ground Linear Shaft
Typical Applications CNC Machines, 3D Printers, Automation

5 reviews

A

Anonymous

Apr 06, 2026

Rating: 5/5

Quiet Operation

Very impressed with how quiet these are compared to my old open bearings. The seals keep dust out effectively.

A

Anonymous

Mar 28, 2026

Rating: 4/5

Solid Build Quality

Heavy and well-made. Packaging could be better to prevent rust during shipping, but the product itself is great.

A

Anonymous

Mar 12, 2026

Rating: 4/5

Good but tight initially

The bearings were a bit stiff out of the box but loosened up after some break-in time. Good quality for the price.

A

Anonymous

Feb 25, 2026

Rating: 5/5

Smooth CNC Upgrade

Installed these on my milling machine. The motion is incredibly smooth and there is no play. Highly recommend for precision work.

A

Anonymous

Feb 22, 2026

Rating: 5/5

Perfect Replacement

Bought the LM16LUU to replace worn-out parts. Fit was exact and performance is restored to new condition.

5 FAQ

Q: Can I use these outdoors?

A: They have seals, but we recommend additional protection against heavy moisture or dust.

Q: What is the operating temperature range?

A: Standard grease allows operation between -20°C and 100°C safely.

Q: Are these bearings pre-lubricated?

A: Yes, all units come pre-greased with standard lithium soap grease.

Q: Do you sell matching linear shafts?

A: Yes, please check our store for hardened linear shafts compatible with these bearings.

Q: What shaft tolerance is recommended?

A: We recommend h6 tolerance for optimal performance and lifespan.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Beishanlang Outdoor Camping Foldable Lighting Stand Aluminum Alloy Portable Lamp Pole Bracket Camp Light Night Fishing Light

Beishanlang Outdoor Camping Foldable Lighting Stand Aluminum Alloy Portable Lamp Pole Bracket Camp Light Night Fishing Light

$49.00

Mobile Gas Cylinder Stand with Wheels - Plastic Base Tray for Propane Tanks and Water Buckets

Mobile Gas Cylinder Stand with Wheels - Plastic Base Tray for Propane Tanks and Water Buckets

$10.65

Fast Grocery Shopping Cart, Foldable Portable Home Trolley with Stair-Climbing Wheels, Lightweight Hand Truck for Seniors

Fast Grocery Shopping Cart, Foldable Portable Home Trolley with Stair-Climbing Wheels, Lightweight Hand Truck for Seniors

$299.06

Car Tire Stone Hook - Multi-Function Rust-Resistant Tool for Removing Stones from Tires

Car Tire Stone Hook - Multi-Function Rust-Resistant Tool for Removing Stones from Tires

$8.33

Zunjue 100% Cotton Watercolor Paper Mini Portable Pocket Sketchbook for Travel, 300g Cold Press Thickened Art Notebook for Gouache, Oil Pastel, and Colored Pencil

Zunjue 100% Cotton Watercolor Paper Mini Portable Pocket Sketchbook for Travel, 300g Cold Press Thickened Art Notebook for Gouache, Oil Pastel, and Colored Pencil

$3.32

Large Capacity Waterproof Phone Pouch for Outdoor Diving, Rafting, and Swimming - Touchscreen Compatible Waist Bag with Storage

Large Capacity Waterproof Phone Pouch for Outdoor Diving, Rafting, and Swimming - Touchscreen Compatible Waist Bag with Storage

$2.50

Custom Office Meeting Door Sign – Switchable 'Do Not Disturb' & 'Please Knock' Plate

Custom Office Meeting Door Sign – Switchable 'Do Not Disturb' & 'Please Knock' Plate

$5.00

Multi-Function Over-Toilet Storage Rack – No-Drill, Multi-Tier Floor Stand for Bathroom Laundry Gap

Multi-Function Over-Toilet Storage Rack – No-Drill, Multi-Tier Floor Stand for Bathroom Laundry Gap

$28.48

External Round Thread Welding Turning Tool, Threading Tool, Zhuzhou Alloy YT15 YG8 YW2 Lathe Tools, 20*25*30 Square

External Round Thread Welding Turning Tool, Threading Tool, Zhuzhou Alloy YT15 YG8 YW2 Lathe Tools, 20*25*30 Square

$17.00

Traditional Children's Rattle Drum, Classic Baby Hand-Shake Instrument, Plastic Toy for Newborn Boys and Girls

Traditional Children's Rattle Drum, Classic Baby Hand-Shake Instrument, Plastic Toy for Newborn Boys and Girls

$2.90

Ultra-Soft Dual-Tip Blending Stump Set for Oil Pastels & Sketching – Washable Smudge Tools for Shading and Detail Work

Ultra-Soft Dual-Tip Blending Stump Set for Oil Pastels & Sketching – Washable Smudge Tools for Shading and Detail Work

$3.39

Chengzhutang Foldable Water Bucket Chinese Painting Brush Washer Gouache Watercolor Paint Cleaning Pail Art Student Brush Basin Collapsible Cup Oil Painting Color Pigment Bucket

Chengzhutang Foldable Water Bucket Chinese Painting Brush Washer Gouache Watercolor Paint Cleaning Pail Art Student Brush Basin Collapsible Cup Oil Painting Color Pigment Bucket

$9.80

Meiao Dental Nobel Biocare Import Package - Swedish Dental Implants, Crowns, Abutments, and Dentures

Meiao Dental Nobel Biocare Import Package - Swedish Dental Implants, Crowns, Abutments, and Dentures

$15,888.00

Outdoor Waterproof ABS Plastic Case - Shockproof Moisture-Proof Storage Box with Cushioning for EDC Tools and Travel

Outdoor Waterproof ABS Plastic Case - Shockproof Moisture-Proof Storage Box with Cushioning for EDC Tools and Travel

$12.00

Natural Loofah Dish Cloth - Oil-Resistant, Non-Scratch Industrial Scouring Pad

Natural Loofah Dish Cloth - Oil-Resistant, Non-Scratch Industrial Scouring Pad

$3.43

Paper Blending Stumps for Sketching - Professional Art Supplies for Highlights, Shadows, Pastels, Oil Pastels, and Colored Pencils - Complete Set for Beginners and Artists

Paper Blending Stumps for Sketching - Professional Art Supplies for Highlights, Shadows, Pastels, Oil Pastels, and Colored Pencils - Complete Set for Beginners and Artists

$4.40

Aromatherapy Cup Candle Container DIY Crystal Diffuser Stone Cup Plaster Cement Cup Glass Vessel Demagnetizing Bowl

Aromatherapy Cup Candle Container DIY Crystal Diffuser Stone Cup Plaster Cement Cup Glass Vessel Demagnetizing Bowl

$4.68

American Chicano West Coast Style Neon Sign - Gothic Script Rap Shop Decor, Opening Gift, Living Room Light-Up Art

American Chicano West Coast Style Neon Sign - Gothic Script Rap Shop Decor, Opening Gift, Living Room Light-Up Art

$279.00

Data Cable Organizer, Desktop Fixed Charging Cable Storage, Solid Wood Phone Power Cord Clip, Anti-Tangle Adhesive Hook, No-Drill Computer Wire Winder, Wooden Edge Hanging Cable Collector

Data Cable Organizer, Desktop Fixed Charging Cable Storage, Solid Wood Phone Power Cord Clip, Anti-Tangle Adhesive Hook, No-Drill Computer Wire Winder, Wooden Edge Hanging Cable Collector

$35.00

Forest Wooden House Building Blocks - Educational Treehouse Toy for Boys and Girls, Board Game Trendy Blind Box

Forest Wooden House Building Blocks - Educational Treehouse Toy for Boys and Girls, Board Game Trendy Blind Box

$12.90

German B&W Safety Case for Folding Knives - EDC Tool Storage Box, Waterproof, Moisture-Proof, Shockproof, Models 1000-3000

German B&W Safety Case for Folding Knives - EDC Tool Storage Box, Waterproof, Moisture-Proof, Shockproof, Models 1000-3000

$245.00

Fuzao Kids 3D Printing Pen 2026 New Arrival Viral Pretend Play Toy for Girls Educational Gift for Ages 3+ Children's Day

Fuzao Kids 3D Printing Pen 2026 New Arrival Viral Pretend Play Toy for Girls Educational Gift for Ages 3+ Children's Day

$48.90

UHT Ultra-High Temperature Sterilizer, Room-Temperature Set Yogurt Production Line, Yogurt Processing Equipment, Stirred Yogurt System

UHT Ultra-High Temperature Sterilizer, Room-Temperature Set Yogurt Production Line, Yogurt Processing Equipment, Stirred Yogurt System

$80,640.00

Professional Sketch Blending Kit for Art Students: Gray Tone Pencils, Sponges, Stumps, and Erasers

Professional Sketch Blending Kit for Art Students: Gray Tone Pencils, Sponges, Stumps, and Erasers

$4.17

Custom Solid Wood Signboard with Engraved Lettering, Advertising Carved Plaque for Homestays, Tea Rooms, Studios, Wooden Entrance Hanging Sign

Custom Solid Wood Signboard with Engraved Lettering, Advertising Carved Plaque for Homestays, Tea Rooms, Studios, Wooden Entrance Hanging Sign

$16.90

MOKO Stainless Steel Expandable Dish Drainer - Multi-Function Kitchen Sink Rack for Bowl and Plate Storage

MOKO Stainless Steel Expandable Dish Drainer - Multi-Function Kitchen Sink Rack for Bowl and Plate Storage

$28.00

WoSporT Factory Direct WST Safety Case 32cm (12.6 inch) - Dustproof, Waterproof, and Impact-Resistant Tool Box

WoSporT Factory Direct WST Safety Case 32cm (12.6 inch) - Dustproof, Waterproof, and Impact-Resistant Tool Box

$95.00

South Korea DIO Dental Implant / Implant + Abutment + Crown

South Korea DIO Dental Implant / Implant + Abutment + Crown

$1,580.00

40cm Extended Drill Attachment with Scouring Pad Head for Polishing, Rust Removal, and Marble Countertop Cleaning

40cm Extended Drill Attachment with Scouring Pad Head for Polishing, Rust Removal, and Marble Countertop Cleaning

$60.00

Authentic Ou Style Tian Kaishu Thousand Character Classic Calligraphy Card for Adult Practice, High-Definition Coated Paper

Authentic Ou Style Tian Kaishu Thousand Character Classic Calligraphy Card for Adult Practice, High-Definition Coated Paper

$55.10