Precision bearing manufacturing
Factory Direct · ISO 9001:2015 Certified

Precision Bearings Precision Engineered. Globally Supplied.

P0-P4 precision grades. Z2-Z4 noise grades. Chrome steel construction. Serving global distributors, machinery manufacturers, and OEM brand owners with factory-direct pricing and 1-piece MOQ.

19+

Years Factory

P0-P4

Precision Grade

ISO 9001

Certified

1 pc MOQ

No Min Order

All Products

4835 products found

Factory Direct · 1 pc MOQ · 3-5 Day Sample
Low Noise Deep Groove Ball Bearing S6011 55x90x18mm for Auto Parts
Ball Bearing

Low Noise Deep Groove Ball Bearing S6011 55x90x18mm for Auto Parts

Enjoy smoother, quieter rides with our Low Noise Deep Groove Ball Bearing S6011—engineered to reduce vibration and extend component life in auto parts. This 55x90x18mm precision bearing, rated to Z2/Z3 noise standards, ensures reliable performance under the hood, minimizing annoying operational sounds while maintaining consistent rotation.Precision-grade P0-P4 construction meets ISO 9001:2015 quality standards, guaranteeing a snug fit and long service life in automotive applicationsHigh-grade chrome steel material resists wear and heat, making it ideal for demanding transmission and auxiliary systems12-month warranty and free technical support ensure peace of mind, with replacement options available for any qualified defects

Deep Groove Ball Bearing 63/22 Zz 2RS DDU for Agricultural Machinery Vehicles 10x26x8mm
Ball Bearing

Deep Groove Ball Bearing 63/22 Zz 2RS DDU for Agricultural Machinery Vehicles 10x26x8mm

Keep your agricultural machinery running smoothly with this reliable Deep Groove Ball Bearing 63/22, designed to reduce downtime and boost productivity in tough farming conditions. Crafted from high-grade bearing steel with precision dimensions (10x26x8mm), it delivers consistent performance under heavy loads and varying temperatures, ensuring your vehicles stay operational when you need them most.Available with Zz, 2RS, or DDU seals to prevent dirt and moisture ingress, extending service life in dusty agricultural environmentsSingle-row radial design optimized for radial load handling, making it ideal for tractor wheels, harvester components, and other agricultural vehicle partsBacked by strict quality control and ISO standards, this bearing ensures minimal vibration and quiet operation, reducing wear on connected machinery

Micro Deep Groove Ball Bearing 67/2.5 673 674 675 for Hydraulic Chuck and Drilling Machine
Ball Bearing

Micro Deep Groove Ball Bearing 67/2.5 673 674 675 for Hydraulic Chuck and Drilling Machine

Ensure smooth, precise rotation for your hydraulic chuck and drilling machine with our Micro Deep Groove Ball Bearing series (67/2.5, 673, 674, 675). Crafted from high-grade bearing steel with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, these single-row radial bearings deliver consistent performance even in tight spaces, solving common issues with unstable operation in compact machinery.Available in Zz, 2RS, or Open seals to suit your lubrication needs (grease or oil compatible)8*22*7mm specification engineered for seamless integration into hydraulic chuck assembliesBacked by our ISO 9001-certified manufacturing process for reliable durability and long service life

Deep Groove Ball Bearings 6000 Series for Electric Motors and Automobiles, High Precision
Ball Bearing

Deep Groove Ball Bearings 6000 Series for Electric Motors and Automobiles, High Precision

Ensure smooth, high-precision rotation for electric motors and automobiles with our Deep Groove Ball Bearings 6000 Series, engineered to reduce vibration and extend equipment lifespan. Crafted to meet P0-P4 precision standards and Z2-Z4 noise grades, these bearings deliver reliable performance even under continuous heavy loads, addressing the critical need for stable operation in demanding mechanical systems.Model 6000 design optimized for electric motor and automotive applications, ensuring precise fit and minimal frictionConstructed with high-grade chrome steel for enhanced durability, directly supporting longer service intervals and reducing maintenance costsComplies with ISO 9001:2015 quality standards, backed by our 12-month warranty for peace of mind in your production or repair projects

UC316-UC320 Pillow Block Bearings High Load Deep Groove for Conveying Machinery
Housing Bearings

UC316-UC320 Pillow Block Bearings High Load Deep Groove for Conveying Machinery

Ensure smooth, heavy-duty conveying operations with our UC316-UC320 Pillow Block Bearings—engineered to minimize downtime and boost productivity in high-load machinery. The deep groove raceway design reduces friction even under continuous stress, while precision P0-P4 ratings ensure consistent performance you can rely on.High load capacity handles tough conveying applications with ease, keeping your production line running without interruptionsBearing steel construction and Z1V1-Z3V3 vibration control deliver long-lasting durability, reducing the need for frequent replacementsGrease or oil lubrication flexibility allows customization to your specific machinery requirementsRich stock availability means fast delivery, so you can get back to work quickly

Deep Groove Ball Bearing 16032 6032 Zz 2RS DDU for Electronic Audio-Visual Devices
Ball Bearing

Deep Groove Ball Bearing 16032 6032 Zz 2RS DDU for Electronic Audio-Visual Devices

Ensure smooth, quiet operation for your electronic audio-visual devices with our high-performance Deep Groove Ball Bearing. Designed to deliver reliable rotation and reduce vibration, this bearing enhances device longevity and maintains optimal sound quality—critical for precision equipment where even minor disruptions affect performance.Model 16032 6032 with Zz/2RS/DDU sealing options to prevent dust and moisture ingress, ideal for AV environmentsSingle-row radial design (10*26*8mm specification) ensures stable load distribution and minimal noise during high-speed operationCrafted from premium bearing steel for consistent performance, backed by our ISO 9001-certified quality control and 12-month warranty

Spherical Plain Bearing GEG25C GEG30C GEG35C GEG40C GEG45C for Construction Machinery
Joint Bearing

Spherical Plain Bearing GEG25C GEG30C GEG35C GEG40C GEG45C for Construction Machinery

Ensure smooth, reliable rotation in your construction machinery with our high-performance Spherical Plain Bearing series (GEG25C to GEG45C). Designed to eliminate downtime from frequent lubrication, these self-lubricating steel-on-steel bearings deliver long-lasting performance even under heavy loads and harsh conditions.Engineered with precision 25*47*28mm specifications (GEG25C) and whole outer ring structure for exceptional stability in hydraulic cylinders and forging machinesLow noise operation and high load capacity tackle the toughest job site demands, keeping your equipment running at peak efficiencyBacked by our ISO-certified manufacturing and 12-month warranty, you’ll get consistent quality without the premium price tag of imported alternatives

High Precision Deep Groove Ball Bearing 634 634-2Z 634-2RS for Industrial Machinery
Ball Bearing

High Precision Deep Groove Ball Bearing 634 634-2Z 634-2RS for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with our High Precision Deep Groove Ball Bearing—engineered to eliminate downtime and enhance operational reliability. Available in 634, 634-2Z, and 634-2RS variants, this 4x16x5mm bearing delivers consistent performance even under radial loads, making it ideal for machine tools, conveyors, and precision equipment.Single-row design with 0° contact angle ensures optimal load distribution and reduced vibration, critical for maintaining production accuracyConstructed from premium bearing steel for extended service life, addressing the need for durable components in high-cycle industrial environmentsChoose 2Z (metal shielded) or 2RS (rubber sealed) options to protect against contaminants, keeping maintenance costs low and machinery running longer

Thrust Ball Bearings 51210 51310 51410 51211 P0-P4 Precision for Food Machinery
Ball Bearing

Thrust Ball Bearings 51210 51310 51410 51211 P0-P4 Precision for Food Machinery

Ensure smooth, reliable rotation in your food machinery with precision-engineered Thrust Ball Bearings designed for P0-P4 accuracy. These 51210, 51310, 51410, and 51211 models deliver consistent performance under heavy axial loads, reducing downtime and maintenance needs in critical processing equipment.Separated design allows easy installation and alignment, ideal for space-constrained food machinery setupsGrease or oil lubrication flexibility adapts to your operational environment, ensuring long service lifeISO 9001:2015 certified quality meets strict industry standards, supporting seamless production workflows

Benz Rear Axle Wheel Hub Bearing DAC45840039 45x84x39 Double Row Auto Parts
Automotive Bearing

Benz Rear Axle Wheel Hub Bearing DAC45840039 45x84x39 Double Row Auto Parts

Ensure smooth, reliable rotation for your Benz rear axle with the Benz Rear Axle Wheel Hub Bearing DAC45840039, a precision-engineered double row auto part designed to eliminate vibration and extend service life. Crafted from high-grade bearing steel with P0-P5 precision ratings and Z1V1-Z3V3 vibration control, this 45x84x39 bearing delivers consistent performance under heavy loads, addressing the critical need for durability in automotive applications.Double row structure enhances radial load capacity, ideal for Benz rear axle demandsPre-lubricated with high-temperature grease for hassle-free installation and maintenanceUnseparated design ensures easy fitment and reduces assembly time, backed by our 12-month warranty

6711-2RS 6811-2RS 6911-2RS 6824-2RS Deep Groove Ball Bearings for Auto Parts with P0-P4 Precision
Ball Bearing

6711-2RS 6811-2RS 6911-2RS 6824-2RS Deep Groove Ball Bearings for Auto Parts with P0-P4 Precision

Ensure smooth, long-lasting performance for your auto parts with our Deep Groove Ball Bearings, engineered to deliver reliable rotation even under demanding conditions. Available in models 6711-2RS, 6811-2RS, 6911-2RS, and 6824-2RS, these P0-P4 precision bearings minimize vibration (Z1V1 to Z3V3) and maintain consistent operation, reducing costly downtime for your vehicles.Single-row radial design with non-separated structure ensures easy installation and stable load handlingGrease or oil lubrication flexibility adapts to varied automotive environments, enhancing durabilityBacked by our ISO 9001:2015 quality certification and 12-month warranty for worry-free integration

Self-Aligning Roller Bearing 22318EAE4 22319EAE4 22320EAE4 22321EAE4 22322EAE4 for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearing 22318EAE4 22319EAE4 22320EAE4 22321EAE4 22322EAE4 for Industrial Machinery

Ensure smooth, reliable rotation in your industrial machinery with our Self-Aligning Roller Bearing 22318EAE4, 22319EAE4, 22320EAE4, 22321EAE4, 22322EAE4 series—engineered to handle misalignment and heavy radial loads, reducing downtime and extending equipment lifespan. Crafted from high-grade bearing steel with precision ratings up to P4 and clearance options C0/C3/C4, these double-row aligning bearings deliver consistent performance in demanding industrial environments.Designed for industrial machinery: ideal for conveyors, crushers, and gearboxes requiring robust radial load supportSelf-aligning capability compensates for shaft deflection, minimizing wear on components and lowering maintenance costsAvailable in OEM/ODM configurations to match your exact specifications, backed by ISO 9001:2015 quality certification

Why Saifan Bearing

Precision Craftsmanship.
Enduring Performance.

Autonomous factory manufacturing with full-process quality control. Every bearing is engineered to exceed international standards for load capacity, noise grade, and service life.

P0-P4 Grade

Micro-Level Precision

Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.

Z2-Z4 Noise
Chrome Steel

Premium Raw Materials

High-grade GCr15 chrome steel with strict incoming inspection. Superior hardness and wear resistance ensures 3× longer service life than standard bearings.

3× Longer Life
ISO 9001:2015

Certified Quality System

ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.

12-Month Warranty
OEM / ODM

Full Custom Production

From R&D to branded packaging. Support custom dimensions, seals, lubrication, and private labeling. 1 pc MOQ for standard, bulk orders in 5-15 days.

3-5 Day Sample

±0.001mm

Dimensional Tolerance

≤55 dB

Noise Level (Z4)

180°C

Max Operating Temp

50,000h

Design Service Life

Industry Applications

Engineered for Every Industry

From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.

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Renewable Energy bearing application

Renewable Energy

Wind & solar power systems

Mineral Processing bearing application

Mineral Processing

Mining & crushing equipment

Marine & Offshore bearing application

Marine & Offshore

Corrosion-resistant solutions

Steel & Metallurgy bearing application

Steel & Metallurgy

High-temp heavy-load bearings

Wind Energy bearing application

Wind Energy

Turbine main shaft bearings

Pulp & Paper bearing application

Pulp & Paper

Wet environment performance

Medical & Lab bearing application

Medical & Lab

Ultra-low noise precision

Heavy Machinery bearing application

Heavy Machinery

Maximum load capacity

Quality Verification

Request Free Sample

Test before you commit. We provide free bearing samples (buyer pays freight). Ready in 3-5 business days. No minimum order required.

  • Free sample (freight collect)
  • 3-5 day dispatch
  • Full spec datasheet included
  • No MOQ for samples
Trade / Wholesale

Bulk & FCL Inquiry

For distributors, brand owners, and machinery manufacturers. Share your requirements and receive a competitive factory-direct quotation within 24 hours.

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Full FCL Support

20GP / 40HQ containers

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OEM Branding

Custom packaging & labels

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5-15 Day Lead

Bulk production timeline

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Flexible payment terms