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LM12UU Linear Bearing Double Seal Industrial Machinery Part-0

LM12UU Linear Bearing Double Seal Industrial Machinery Part

Original price was: $12.59.Current price is: $12.21.
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Track Runner Bearing INA Precision Steel Design

Original price was: $78.37.Current price is: $74.45.
Track Runner Bearing INA Precision Steel Design-0

uxcell Linear Ball Bearing Dust Sealed Steel 12mm

Price range: $7.97 through $8.22

The uxcell linear ball bearing features dual rubber seals that keep dust and moisture out, ensuring reliable performance in demanding environments. Made from hardened steel, it delivers smooth, low‑friction motion for CNC machines, 3‑D printers, and other precision equipment. Easy to install and replace, it fits standard shafts for versatile applications.

SKU: CJ3LV3B0DD37 Category:
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Description

Product Overview

uxcell offers a high‑quality linear ball bearing designed for precision motion control. Each unit incorporates two rubber seals that create a dust‑proof barrier, protecting the internal steel balls from contaminants. The bearing housing is machined from hardened steel, providing excellent rigidity, low friction, and a long service life. Standard dimensions include a 12 mm outer diameter, 6 mm inner bore, and a 35 mm length, making it compatible with common linear shafts and guideways.

Usage

These bearings excel in applications that demand smooth linear travel and resistance to environmental debris. Typical installations include CNC routers, 3‑D printers, tensile testing rigs, coordinate measuring machines, and multi‑axis robotic arms. The dust‑sealed design is especially valuable in workshop settings where metal shavings, dust, or moisture are present.

Linear bearing installed on a CNC machine guide rail

Why Choose Us

uxcell combines rigorous manufacturing standards with practical design features. The dual‑seal system extends bearing life by preventing particle ingress, while the precision‑ground steel balls ensure consistent, low‑load performance. Each bearing undergoes quality testing to meet industrial specifications, giving engineers confidence in reliability and repeatability.

Key Features

  • Dual rubber seals for dust and water protection
  • Hardened steel construction for high rigidity and durability
  • Low friction operation suitable for high‑speed linear motion
  • Standard 12 mm OD, 6 mm ID, 35 mm length fits most guide systems
  • Easy replacement and interchangeable with other uxcell linear bearings

FAQ

What shaft sizes are compatible with this bearing?

The bearing has a 6 mm inner bore, so it fits shafts ranging from 5.9 mm to 6.1 mm in diameter. It is commonly used with 6 mm cylindrical shafts in linear motion assemblies.

How do the rubber seals improve performance?

The two rubber seals create a sealed environment that blocks dust, water, and debris from entering the bearing housing. This reduces wear on the steel balls and extends the bearing’s operational lifespan, especially in dirty or humid conditions.

Can the bearing be used in high‑load applications?

While the bearing is optimized for low to moderate loads typical of precision equipment, its steel construction can handle occasional higher loads. For continuous heavy‑load scenarios, consider a larger bearing size from the uxcell range.

Is lubrication required?

The bearing comes pre‑lubricated with a durable grease suitable for most indoor applications. For extreme temperatures or specialized environments, additional lubrication may be applied according to manufacturer guidelines.

What is the warranty on uxcell linear bearings?

uxcell provides a one‑year limited warranty covering manufacturing defects. Replace any bearing that fails due to material or workmanship issues within the warranty period.

Additional information

Color

2, 6, 4

Size

30mm Bore 45mm OD 64mm Length, 16mm Bore 28mm OD 70mm Length, 4mm Bore 8mm OD 11mm Length, 12mm Bore 21mm OD 57mm Length, 8mm Bore 15mm OD 45mm Length, 25mm Bore 40mm OD 59mm Length, 20mm Bore 32mm OD 43mm Length, 16mm Bore 28mm OD 37mm Length, 10mm Bore 19mm OD 28mm Length, 10mm Bore 19mm OD 29mm Length, 3mm Bore 7mm OD 10mm Length, 4mm Bore 8mm OD 12mm Length, 20mm Bore 32mm OD 42mm Length, 12mm Bore 21mm OD 30mm Length, 8mm Bore 15mm OD 17mm Length, 5mm Bore 10mm OD 15mm Length, 13mm Bore 23mm OD 32mm Length, 16mm Bore 12mm OD 35mm Length, 8mm Bore 15mm OD 24mm Length, 30mm Bore 45mm OD 63mm Length, 10mm Bore 19mm OD 55mm Length, 8mm Bore 15mm OD 25mm Length, 6mm Bore 12mm OD 18mm Length, 6mm Bore 12mm OD 19mm Length, 16mm Bore 28mm OD 36mm Length, 6mm Bore 12mm OD 35mm Length

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