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High-Precision Bearings for Demanding Industrial Applications

LuoYang JinShuo Precision Bearing Co., Ltd. specializes in R&D and manufacturing of high-performance slewing bearings, tandem thrust bearings, slew drives, and precision roller bearings from 100mm to 6000mm. Trusted by global industries for reliability, precision, and innovation.

Precision Bearing Assembly

P5, P4, P2 Precision Levels

Ultra-accurate bearings for high-speed and high-load applications

Factory and Engineering Team

About LYJH Bearing

LuoYang JinShuo Precision Bearing Co., Ltd. is a leading manufacturer committed to the research, development, and sales of high-precision bearings and specialized transmission components. We deliver high-performance bearing solutions tailored to the unique demands of industrial machinery, construction equipment, robotics, and energy systems.

Our bearings, ranging from 100mm to 6000mm in diameter, meet P5, P4, and P2 precision standards. With a focus on innovation and quality, we have successfully replaced imported bearings in high-speed tubular stranding machines, reducing costs and improving efficiency for our customers.

Fast Response

From inquiry to delivery

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Custom Solutions

Tailored to your specs

Global Applications

Used in 30+ countries

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On-Time Delivery

Reliable logistics

Our Precision Bearing Products

From slewing rings to high-speed spindle bearings, our comprehensive product line ensures optimal performance across industries. All products are engineered to meet or exceed international standards.

Slewing Bearing

Slewing Bearings

Internal/external gear designs for excavators, cranes, and solar trackers. High load capacity, precision sealing, and corrosion resistance.

  • • Sizes: 100mm – 6000mm
  • • Precision: P5, P4
  • • Applications: EC460 Excavator model available
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Slew Drive

Slew Drive

Integrated gearmotor units with high torque output and smooth rotation. Ideal for solar tracking, cranes, and turntables.

  • • IP65 Sealed Housing
  • • Worm Gear or Planetary Options
  • • Custom Mounting Interfaces
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Tandem Bearings

Tandem Bearings

High-capacity tandem roller bearings for heavy axial and radial loads. Used in industrial gearboxes and mining equipment.

  • • Double Row Design
  • • High Load Capacity
  • • Lubrication Holes Available
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Cylindrical Roller Bearing

Cylindrical Roller Bearings

High-speed, high-precision models like 539392P5 and SLB350 designed for stranding machines and industrial spindles.

  • • Model: 539392P5, SLB350 (340x520x133mm)
  • • Precision: P5
  • • Replaces Imported Units
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Pinion Gears

Hardened tooth pinion gears for precise meshing with slewing rings. Custom dimensions and materials available.

  • • Size: 180x120x70mm (example)
  • • Quenched Teeth for Durability
  • • OEM/ODM Support
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Crossed Roller Bearings

High rigidity, low friction bearings ideal for robotic joints, rotary tables, and precision instruments.

  • • High Moment Load Capacity
  • • Compact Design
  • • P4 and P2 Grades Available
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Tapered Roller Bearings

Designed for combined radial and axial loads. Used in heavy-duty gearboxes, mining, and construction machinery.

  • • Single/Double Row Options
  • • High Load Capacity
  • • Precision Ground Raceways
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Thin Section Bearings

Ultra-thin cross-section for space-constrained applications like robotics, medical devices, and aerospace.

  • • Lightweight & Compact
  • • High Stiffness
  • • Available in Open/Sealed Types
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Why Choose LYJH Bearing?

We combine advanced engineering, strict quality control, and customer-focused service to deliver reliable bearing solutions worldwide.

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Precision Engineering

P5, P4, and P2 grade bearings ensure minimal runout and maximum efficiency in high-speed applications.

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In-House Production

Full control from raw material to finished product ensures consistency and traceability.

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Customization

OEM/ODM services available. Modify size, seals, lubrication, and mounting to your needs.

Quality Assurance

ISO-compliant processes, 100% inspection, and lifetime performance tracking.

Industry Applications

Our bearings are trusted in some of the most demanding environments across multiple industries.

Excavators

Slewing bearings with internal teeth for EC460 and other models. Designed for impact resistance, high strength, and long service life.

  • • High-intensity materials
  • • Sealed against dust and moisture
  • • Low-noise operation

Truck Cranes

Slewing rings engineered for smooth, stable rotation with minimal clearance and high load capacity.

  • • Flexible rotation
  • • High stability
  • • Precision alignment

Tower Cranes

Reliable slewing bearings for continuous operation with low maintenance requirements.

  • • Noise-free performance
  • • Corrosion-resistant coatings
  • • Long fatigue life

Crawler Cranes

Heavy-duty slewing systems built for extreme loads and rugged terrain.

  • • Reinforced raceways
  • • High torque transmission
  • • Sealed lubrication system

Robotics

Crossed roller and thin section bearings for precision motion control in robotic arms and joints.

  • • High rigidity
  • • Compact design
  • • Smooth operation

Industrial Gearboxes

Tandem and cylindrical roller bearings for high-speed, high-torque transmission systems.

  • • High-speed capability
  • • Thermal stability
  • • Long service intervals

6000mm

Max Bearing Diameter

P2

Highest Precision Grade

30+

Countries Served

100mm

Min Bearing Size

Get in Touch

For product inquiries, technical support, or custom solutions, visit our official website to connect with our team.

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