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
Wheel Hub Bearing Dac37740045 25x52x42mm Low Noise Long Life for Automotive Applications
Automotive Bearing

Wheel Hub Bearing Dac37740045 25x52x42mm Low Noise Long Life for Automotive Applications

Enjoy smoother rides and quieter journeys with our premium Wheel Hub Bearing Dac37740045, engineered to eliminate frustrating noise and extend service life in automotive applications. Crafted to precise 25x52x42mm dimensions, this double-row radial bearing delivers exceptional stability, even under heavy loads, making it ideal for drivers who demand reliability without compromise.Low noise (Z1V1-Z3V3 vibration grades) ensures a peaceful cabin experience, addressing the common hassle of distracting bearing humHigh-quality bearing steel construction and P0-P4 precision ratings guarantee long-term performance, reducing the need for frequent replacementsUnseparated design simplifies installation, saving time for mechanics and DIY enthusiasts alikeBacked by our 12-month warranty and expert technical support, ensuring confidence in every rotation

Self Aligning Ball Bearings 2201 for Low-Noise Motors Automobiles with P0-P4 Precision and Steel/Brass Cage
Ball Bearing

Self Aligning Ball Bearings 2201 for Low-Noise Motors Automobiles with P0-P4 Precision and Steel/Brass Cage

Ensure smooth, quiet operation for low-noise motors and automobiles with our Self Aligning Ball Bearings 2201, engineered to deliver P0-P4 precision for reliable rotation in demanding applications. Crafted with high-grade bearing steel and available with steel or brass cages, these double-row radial bearings accommodate misalignment while maintaining stable performance, addressing the need for durability in machinery prone to slight shaft deflection.Precision ratings from P0 to P4 meet strict noise control requirements (Z2-Z4 compatible) for motor and automotive systems60° contact angle and C0/C3/C4 clearance options optimize load distribution, extending service life in high-torque environmentsUnseparated design ensures easy installation and maintenance, supported by our 12-month warranty and technical guidance

Auto Wheel Hub Bearing for FIAT Ford Chrysler High Precision DAC35760054 ZRS DAC36640042 RZ
Automotive Bearing

Auto Wheel Hub Bearing for FIAT Ford Chrysler High Precision DAC35760054 ZRS DAC36640042 RZ

Ensure smooth, reliable rotation for your FIAT, Ford, or Chrysler with this high-precision auto wheel hub bearing, engineered to reduce vibration and extend service life in demanding driving conditions. Crafted from premium bearing steel with double-row design and P0-P4 precision rating, it delivers consistent performance whether lubricated with grease or oil, making it ideal for both daily commutes and heavy-duty use.DAC35760054 ZRS and DAC36640042 RZ models available, ensuring perfect fit for specific vehicle requirementsUnseparated construction enhances stability, minimizing maintenance needs and downtimeCompliant with international standards, backed by Saifan’s strict quality control and 12-month warranty for peace of mind

High Speed Deep Groove Ball Bearing 61807 35x47x7mm for Industrial Machinery
Ball Bearing

High Speed Deep Groove Ball Bearing 61807 35x47x7mm for Industrial Machinery

Keep your industrial machinery running at peak performance with the High Speed Deep Groove Ball Bearing 61807, engineered to deliver smooth, reliable rotation even under demanding conditions. This precision 35x47x7mm bearing minimizes downtime and extends equipment lifespan, thanks to its high-grade bearing steel construction and optimized 0° contact angle design—key for maintaining radial load stability in high-speed applications.Single-row structure with P0-P4 precision grade ensures consistent operation in machine tools, textile equipment, and other industrial systemsMeets ISO international standards for durability, backed by Saifan’s strict quality control and 12-month warranty for long-term peace of mindPerfect fit for machinery requiring compact dimensions without sacrificing performance, supporting seamless integration into existing setups

HR32030XJ HR32032XJ HR32034XJ HR32036XJ Roller Bearings for Mine Machinery with P0-P4 Precision
Roller Bearing

HR32030XJ HR32032XJ HR32034XJ HR32036XJ Roller Bearings for Mine Machinery with P0-P4 Precision

Ensure uninterrupted mining machinery performance with HR32030XJ Roller Bearings, engineered to deliver precise rotation (P0-P4 precision) and heavy-duty durability in harsh mining environments. These bearings reduce unplanned downtime by maintaining stable operation under extreme loads, thanks to their 150*225*48 mm structure optimized for mine-specific stress conditions.Grease or oil lubrication flexibility adapts to varied mining equipment maintenance protocolsZ1V1-Z3V3 vibration control minimizes machinery wear, extending service lifeSupports OEM/ODM customization to match unique mining machinery specifications

Pillow Block Insert Bearing UCP217 High Load Deep Groove for Industrial Machinery
Housing Bearings

Pillow Block Insert Bearing UCP217 High Load Deep Groove for Industrial Machinery

Ensure smooth, high-load industrial machinery operation with the Pillow Block Insert Bearing UCP217, engineered to deliver reliable rotation under heavy-duty conditions. This deep groove insert bearing combines precision (available in P0-P4 grades) and durability, crafted from high-grade bearing steel to minimize downtime and extend equipment lifespan.Designed for industrial machinery with a 12*47*31mm specification, featuring a single row deep groove raceway for optimal load distributionSupports both grease and oil lubrication, adapting to diverse operating environments with Z1V1-Z3V3 vibration controlBacked by rich stock availability for quick 3-5 day sample delivery, ensuring your production line stays on schedule

Cylindrical Roller Bearing NJ2222 NJ2224 NJ2226 EM for Mechanical Vibrating Screens
Roller Bearing

Cylindrical Roller Bearing NJ2222 NJ2224 NJ2226 EM for Mechanical Vibrating Screens

Ensure smooth, high-performance operation of your mechanical vibrating screens with our Cylindrical Roller Bearing NJ2222, NJ2224, NJ2226 EM series. Crafted from premium bearing steel and engineered for radial load handling, these separated-type bearings deliver exceptional durability and precision (P0-P4 grades) to minimize downtime in heavy-duty screening applications.Open design with versatile lubrication options (oil, grease, dry) adapts to varying operational conditions, reducing maintenance hassleSingle-row structure with outer dimensions up to 180mm ensures reliable fit for industrial vibrating equipment, backed by Saifan’s ISO-certified quality controlOEM/ODM support available to tailor specifications, ensuring your equipment runs at peak efficiency with minimal vibration (V1-V4 ratings)

High Precision DAC40740036/34 2RS Wheel Hub Bearings for FIAT Ford Chrysler Cars
Automotive Bearing

High Precision DAC40740036/34 2RS Wheel Hub Bearings for FIAT Ford Chrysler Cars

Ensure smooth, quiet rotation for FIAT, Ford, and Chrysler vehicles with the high precision DAC40740036/34 2RS wheel hub bearing. Crafted from premium bearing steel and engineered to P0-P4 precision standards, this double-row radial bearing delivers reliable performance under varying loads, reducing downtime and maintenance costs for automotive applications.Perfect fit with 37*72*37mm dimensions, designed to meet the exacting specifications of your vehicle’s hub assemblyZ1V1-Z3V3 vibration control ensures minimal noise, enhancing driving comfort and extending bearing service lifeAvailable for immediate shipment with flexible order options, backed by our 12-month warranty and expert technical support

NACHI 6300 Deep Groove Ball Bearing 30x62x16mm Low Noise High Speed P0-P4 Precision
Ball Bearing

NACHI 6300 Deep Groove Ball Bearing 30x62x16mm Low Noise High Speed P0-P4 Precision

Ensure smooth, quiet operation in your machinery with the NACHI 6300 Deep Groove Ball Bearing, engineered to deliver consistent performance even at high speeds. This 30x62x16mm precision bearing (P0-P4 grades) minimizes vibration and noise (Z1V1-Z3V3) to reduce wear on critical components, extending your equipment’s service life.Single-row radial design with 0° contact angle for optimal radial load handling, ideal for industrial fans, pumps, and gearboxesChoose from Zz, 2RS, or Open seals to match your lubrication needs (grease or oil), ensuring contamination resistance in harsh environmentsRich stock availability means fast 3-5 day shipping, so you can minimize downtime and keep production running smoothly

Deep Groove Ball Bearing 62308-2RS1 62309-2RS1 for Industrial Machinery High Durability
Ball Bearing

Deep Groove Ball Bearing 62308-2RS1 62309-2RS1 for Industrial Machinery High Durability

Ensure smooth, long-lasting operation for your industrial machinery with our high-performance Deep Groove Ball Bearing 62308-2RS1 and 62309-2RS1. Crafted from premium bearing steel, these single-row radial bearings deliver exceptional durability under heavy loads, reducing costly downtime and maintenance interruptions.Precision-engineered with a 0° contact angle for optimal radial load distribution, ensuring stable performance in machine tools, conveyors, and textile equipmentSealed design (2RS1) protects against contaminants, extending service life even in harsh industrial environmentsAvailable in standard 40*90*33mm规格, compatible with common machinery setups for easy replacementBacked by our ISO 9001-certified manufacturing and 12-month warranty, these bearings provide the reliability you need to keep production running smoothly—no compromises on quality or performance.

Cylindrical Roller Bearing NJ2232EM for Vibrating Screens & Rolling Mills, P0-P4 Precision
Roller Bearing

Cylindrical Roller Bearing NJ2232EM for Vibrating Screens & Rolling Mills, P0-P4 Precision

Ensure smooth, high-precision operation for your vibrating screens and rolling mills with the Cylindrical Roller Bearing NJ2232EM, engineered to deliver reliable performance under heavy loads and continuous motion. Crafted from premium bearing steel with P0-P4 precision ratings, this separated single-row radial bearing minimizes downtime by maintaining stability even in demanding industrial environments.Open design allows for flexible lubrication (oil, grease, or dry) to adapt to your specific machinery needs, while the 35mm-400mm outer dimension range ensures compatibility with standard equipment setupsBacked by our ISO 9001:2015 quality certification and 12-month warranty, this bearing reduces maintenance costs and keeps your production line running efficiently

Cylindrical Roller Bearing NJ424 NSK Japan Generator 120x310x72mm P0-P4 Precision
Roller Bearing

Cylindrical Roller Bearing NJ424 NSK Japan Generator 120x310x72mm P0-P4 Precision

Ensure smooth, reliable generator operation with the Cylindrical Roller Bearing NJ424 NSK—engineered to deliver consistent performance under heavy loads. This Japan-manufactured bearing (120x310x72mm) features P0-P4 precision grades, making it ideal for generators where even minor vibrations can disrupt power output.Separated inner/outer ring design allows easy installation and maintenance, reducing downtime for industrial equipmentHigh-grade bearing steel construction ensures long service life, addressing the need for durable components in continuous-operation systemsRadial load capacity optimized for generator applications, with open seals facilitating efficient lubrication for extended reliability

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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