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

All Categories
Best Seller (30)
New List (30)
Sketchbook for Casual Drawing, Acrylic Marker and Watercolor Pad, Square Pocket Art Book, Portable Travel Journal with Thick 230g White Cardstock

Sketchbook for Casual Drawing, Acrylic Marker and Watercolor Pad, Square Pocket Art Book, Portable Travel Journal with Thick 230g White Cardstock

$5.50

Wenxin Tang Calligraphy Copybook for Beginners, Regular Script Duobao Pagoda, Running Script Lanting Preface, Small Kai Lingfei Jing, Brush Character Cards

Wenxin Tang Calligraphy Copybook for Beginners, Regular Script Duobao Pagoda, Running Script Lanting Preface, Small Kai Lingfei Jing, Brush Character Cards

$23.80

Resistor NXBU714 for ABB ACS800 Inverter

Resistor NXBU714 for ABB ACS800 Inverter

$560.00

3D Printing Pen for Kids - Edible Malt Sugar Art DIY Kit for Birthdays (Age 6+)

3D Printing Pen for Kids - Edible Malt Sugar Art DIY Kit for Birthdays (Age 6+)

$39.00

Professional Rotating Car Tire and Wheel Cleaning Rack – Effortless Washing Stand

Professional Rotating Car Tire and Wheel Cleaning Rack – Effortless Washing Stand

$245.00

Nangong Wenfang Three-Character Classic Small Regular Script Copybook – Transparent Cards for Calligraphy Practice Beginners

Nangong Wenfang Three-Character Classic Small Regular Script Copybook – Transparent Cards for Calligraphy Practice Beginners

$69.00

Over-Washing Machine Shelf, Multi-Function Flip-Top Storage Cabinet for Toilet, Bathroom Floor-Standing Unit with No Drilling Required

Over-Washing Machine Shelf, Multi-Function Flip-Top Storage Cabinet for Toilet, Bathroom Floor-Standing Unit with No Drilling Required

$32.88

UGREEN Cable Organizer, Magnetic Desktop Data Wire Fixer, Phone Charging Clip and Cord Collector

UGREEN Cable Organizer, Magnetic Desktop Data Wire Fixer, Phone Charging Clip and Cord Collector

$15.90

Compact Manual Water Pump Dispenser for Home Desktop Use – Mini Hand-Press Faucet for Large Water Buckets

Compact Manual Water Pump Dispenser for Home Desktop Use – Mini Hand-Press Faucet for Large Water Buckets

$23.10

Traditional Sheepskin Rattle Baby Chewable Old-Style Handmade Newborn Wave Drum Toy for Children 0-6 Months

Traditional Sheepskin Rattle Baby Chewable Old-Style Handmade Newborn Wave Drum Toy for Children 0-6 Months

$17.80

Amazon Best Seller Clearance - Outdoor Waterproof Dry Bag for Swimming, Rafting, Snorkeling, and Diving

Amazon Best Seller Clearance - Outdoor Waterproof Dry Bag for Swimming, Rafting, Snorkeling, and Diving

$135.00

Huirui 420AB Fast-Curing Silicone Adhesive - High-Strength Instant Glue for Bonding Silicone Metal Plastic and Velcro

Huirui 420AB Fast-Curing Silicone Adhesive - High-Strength Instant Glue for Bonding Silicone Metal Plastic and Velcro

$36.00

IGBT Module FP15R12KE3/FP25R12KE3/FS50R12KE3/FS75R12KE3

IGBT Module FP15R12KE3/FP25R12KE3/FS50R12KE3/FS75R12KE3

$250.00

3F UL Gear Ventilated Waterproof Dry Bag – Compressible Storage for Sleeping Bags, Clothes, and Swim Gear

3F UL Gear Ventilated Waterproof Dry Bag – Compressible Storage for Sleeping Bags, Clothes, and Swim Gear

$40.80

Martini 100% Cotton Watercolor Paper 200g/300g Thickened Art Sketch Paper 4K Drawing Paper

Martini 100% Cotton Watercolor Paper 200g/300g Thickened Art Sketch Paper 4K Drawing Paper

$12.00

Flameless Aromatherapy DIY Kit - Natural Crystal Diffuser Stones for Home Decor and Demagnetizing

Flameless Aromatherapy DIY Kit - Natural Crystal Diffuser Stones for Home Decor and Demagnetizing

$4.68

[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment

[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment

$7.90

3M Industrial Scouring Pad for Polishing, Cleaning, and Rust Removal - Bulk Factory Supply with Aluminum Oxide

3M Industrial Scouring Pad for Polishing, Cleaning, and Rust Removal - Bulk Factory Supply with Aluminum Oxide

$7.20

Bull Socket Storage Box - Multi-Outlet Power Strip with Cord, Home Multifunctional Desktop Cable Organizer, Power Junction Board

Bull Socket Storage Box - Multi-Outlet Power Strip with Cord, Home Multifunctional Desktop Cable Organizer, Power Junction Board

$85.90

Used Car Tires 80-90% New, Sizes 165/185/195/205/215/235/60/70/75 R13/R14/R15

Used Car Tires 80-90% New, Sizes 165/185/195/205/215/235/60/70/75 R13/R14/R15

$65.00

BBP Angular Contact Ball Bearings 7000 7001 7002 7003 7004 7005 7006-E-J

BBP Angular Contact Ball Bearings 7000 7001 7002 7003 7004 7005 7006-E-J

$14.08

Baby Rattle with Teether for 0-1 Year Olds; Ideal Gift for Children's Day

Baby Rattle with Teether for 0-1 Year Olds; Ideal Gift for Children's Day

$14.80

Meiyike Granular Sheep Manure Fertilizer, Fermented and Composted for Vegetables and Flowers, Home Potted Plants, Garden Soil Activator

Meiyike Granular Sheep Manure Fertilizer, Fermented and Composted for Vegetables and Flowers, Home Potted Plants, Garden Soil Activator

$37.54

Face Towel Storage Box Wall-Mounted Bathroom Tissue Holder

Face Towel Storage Box Wall-Mounted Bathroom Tissue Holder

$2.98

Baby Rattle Toy - Chewable Wooden Handheld Drum with Sheepskin, Traditional Newborn Toy for Boys and Girls

Baby Rattle Toy - Chewable Wooden Handheld Drum with Sheepskin, Traditional Newborn Toy for Boys and Girls

$13.00

Mineral Water Bucket Inverted Stand 6L Bottle Pump Dispenser Manual Pressure Water Extractor for Water Coolers

Mineral Water Bucket Inverted Stand 6L Bottle Pump Dispenser Manual Pressure Water Extractor for Water Coolers

$2.09

Marie's Sketch Blending Stumps & Makeup Sponges – Professional Art Supplies for Students

Marie's Sketch Blending Stumps & Makeup Sponges – Professional Art Supplies for Students

$6.06

Compact Home Range Hood, Portable USB Desktop Smoke Extractor for Hot Pot and BBQ Odor Removal

Compact Home Range Hood, Portable USB Desktop Smoke Extractor for Hot Pot and BBQ Odor Removal

$39.00

Wen Zhengming Small Regular Script: Three Versions of Thousand Character Classic, Two Versions of Red Cliff Ode, Close-Up Copying Cards, Wen Zhengming Calligraphy Model Book

Wen Zhengming Small Regular Script: Three Versions of Thousand Character Classic, Two Versions of Red Cliff Ode, Close-Up Copying Cards, Wen Zhengming Calligraphy Model Book

$10.00

Custom Name Stamp, Personalized Seal, Photo-Sensitive Signature Stamp

Custom Name Stamp, Personalized Seal, Photo-Sensitive Signature Stamp

$7.04