Precision Angular Contact Bearings
Engineered for Performance

LYAJ has been a trusted name in high-precision bearing manufacturing for over 13 years. Specializing in P2 and P4 grade angular contact ball bearings, crossed roller bearings, and double row angular contact solutions for industrial, automation, and high-speed applications.

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About LYAJ

LYAJ has been focusing on bearing production for 13 years, operating an independent workshop and maintaining a developed global logistics system. We specialize in manufacturing and selling high-precision bearings including P2 and P4 grades, ensuring top-tier performance and reliability.

Our core product lines include angular contact ball bearings (70 series, 718, 719, 72, 73 series), bidirectional thrust angular contact ball bearings, and crossed roller bearings—engineered for demanding industrial and automation environments.

13+ Years Experience

Global Logistics

P2 / P4 Precision Grades

Custom Solutions

Our Product Range

High-precision bearings designed for performance, durability, and reliability across industrial applications.

Angular Contact Ball Bearings

70, 718, 719, 72, 73 series | P2/P4 precision

Double Row Angular Contact Ball Bearings

High load capacity | Precision alignment

Double Row Angular Contact Bearings

Robust design for radial & axial loads

Crossed Roller Bearings

High rigidity | Minimal deflection

Double Direction Angular Contact Thrust Ball Bearings

Bidirectional axial load support

High-Speed Angular Bearings

Optimized for spindle & motor use

P4 Grade Precision Bearings

Ultra-low runout | High accuracy

Custom Industrial Bearings

Tailored to OEM & automation needs

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Why Choose LYAJ?

Engineered for excellence, built for reliability.

High Precision Grades

We manufacture P2 and P4 grade bearings with tight tolerances, ensuring minimal vibration and maximum efficiency in high-speed applications.

Global Logistics Network

With a developed global shipping system, we deliver high-quality bearings to customers in Europe, North America, Asia, and beyond.

Custom Engineering Support

Our team provides professional analysis and technical consultation to help you select or customize the right bearing solution.

Frequently Asked Questions

What precision grades do LYAJ bearings offer?

LYAJ specializes in P2 and P4 grade high-precision bearings, ideal for applications requiring tight tolerances, low noise, and high-speed performance.

What types of angular contact bearings do you manufacture?

We produce single and double row angular contact ball bearings, double direction thrust angular contact bearings, and crossed roller bearings across multiple series (70, 718, 719, 72, 73).

Can you provide custom bearing solutions?

Yes, we offer OEM and ODM services. Our engineering team supports custom designs, materials, seals, and lubrication based on your application needs.

How can I request a quote or technical support?

Visit lyajbearing.com to connect with our sales team. We provide professional analysis and preferential quotations for all inquiries.

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Precision Angular Contact Bearings Engineered for Performance