Shandong Doust Industrial Technology Co., Ltd. | High Precision Bearing Manufacturer

Trusted Bearing Manufacturer Since 1996

Shandong Doust Industrial Technology Co., Ltd. is a professional enterprise integrating research, development, production, and sales of high-precision bearings. With over 25 years of experience, we have established ourselves as a reliable supplier in the global industrial market.

Equipped with modern production equipment and advanced detection instruments, our factory specializes in manufacturing DUT Doust Bearings, including spherical roller bearings, cylindrical roller bearings, tapered roller bearings, and thrust spherical roller bearings — designed to replace imported high-end products.

1996

Founded

5000+

Skilled Workers

60+

Exporting Countries

P0-P2

Precision Grades

Our Product Range

We manufacture a wide range of high-precision bearings for diverse industrial applications. All products meet international standards and are available in metric and inch series with precision grades P0, P4, P2, P6, and P5.

Deep Groove Ball Bearing

Ideal for high-speed applications with radial and axial load capacity.

Standards: ISO, DIN, JIS
Precision: P0, P6, P5
Sizes: Metric & Inch

Taper Roller Bearing

Handles combined radial and axial loads with high durability.

Series: Single/Double Row
Precision: P0, P6
Applications: Automotive, Gearboxes

Spherical Roller Bearing

Self-aligning design ideal for heavy radial loads and misalignment.

Types: CC, CA, MB
Precision: P0, P6
Seals: Open, ZZ, 2RS

Cylindrical Roller Bearing

High radial load capacity with separable design for easy mounting.

Series: NU, NJ, NUP, N
Cages: Brass, Steel, Polyamide
Precision: P0, P6

Angular Contact Ball Bearing

Designed for high-speed applications with axial load support.

Angles: 15°, 25°, 40°
Preload: Light, Medium, Heavy
Seals: Open, 2RS

Self-Aligning Ball Bearing

Compensates for shaft misalignment with low friction.

Series: 12xx, 13xx, 22xx, 23xx
Precision: P0, P6
Seals: ZZ, 2RS, Open

Thrust Ball Bearing

Supports high axial loads in one or both directions.

Types: Single/Double Direction
Sizes: 511xx, 512xx, 513xx
Precision: P0, P6

Needle Roller Bearing

Compact design with high load capacity for limited radial space.

Types: Drawn Cup, Machined
Cages: Steel, Brass
Applications: Transmissions, Pumps

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Why Choose Us?

Reliable Supplier

Strict product management, fast delivery, and extensive application in domestic machinery. Trusted by manufacturers across industries for consistent quality and on-time performance.

Global Export Reach

Serving customers in Europe, North America, Latin America, Middle East, Africa, and Southeast Asia. Key markets include Germany, USA, Canada, Russia, Brazil, Iran, Pakistan, and South Africa.

Technical Perfection

Equipped with advanced domestic production technology. Focused on R&D and design, offering non-standard customization. Our bearings reliably replace imported high-end models.

Full In-House Production

We independently handle lathe processing, heat treatment, grinding, and assembly. This ensures complete quality control from raw material to finished product.

Multiple Precision Options

Available in precision grades P0, P4, P2, P6, and P5. Vibration values: V0, V1, V2, V3, Z1, Z2, Z3. Metric and inch series available.

Custom Solutions

We offer non-standard bearing customization to meet unique application requirements. Our engineering team supports OEM/ODM projects with technical drawings and prototypes.

Frequently Asked Questions

What types of bearings do you manufacture?

We produce deep groove ball bearings, taper roller bearings, spherical roller bearings, cylindrical roller bearings, angular contact ball bearings, self-aligning ball bearings, thrust ball bearings, needle roller bearings, and custom solutions.

Can you provide custom or non-standard bearings?

Yes, we offer non-standard customization based on customer drawings or samples. Our in-house R&D and production capabilities allow us to develop tailored bearing solutions.

What precision grades do you offer?

We manufacture bearings in precision grades P0, P4, P2, P6, and P5, with vibration values including V0, V1, V2, V3, Z1, Z2, and Z3.

Which countries do you export to?

We export to over 60 countries across Europe, North America, Latin America, Middle East, Africa, and Southeast Asia, including Germany, USA, Canada, Brazil, Iran, and Pakistan.

Do you offer samples?

Yes, we can provide samples for evaluation. Please contact us with your requirements and we will arrange accordingly.

Get in Touch

Contact Information

[email protected]

+86-15275473184

International Marketing Dept: No. 45, Beijing Road, Qianwan Bonded Port Area, Qingdao City, Shandong Province, China

Factory: Yandian Town, Linqing City, Shandong Province, China

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