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
Thrust Ball Bearing 51100-51104 High-Quality Steel for Agricultural Machinery ISO9001 Certified
Ball Bearing

Thrust Ball Bearing 51100-51104 High-Quality Steel for Agricultural Machinery ISO9001 Certified

Ensure smooth, reliable performance for your agricultural machinery with our Thrust Ball Bearing 51100-51104, crafted from high-quality steel to withstand heavy loads and harsh field conditions. Designed for tractors, harvesters, and other farm equipment, this ISO9001 certified bearing delivers consistent precision (P0-P4 grades) and reduced maintenance downtime, keeping your operations running without interruptions.Separated design allows easy installation and replacement, saving valuable time during equipment servicingGrease or oil lubrication flexibility adapts to diverse working environments, ensuring long service life even in dusty or wet conditionsZ1V1-Z3V3 vibration grades minimize noise and wear, protecting your machinery from unnecessary stress during extended use

Automobile Air Conditioning Compressor Bearing 30BD4720DU 32BD44718DUK 2TS2-DF0676H Low Noise
Automotive Air Conditioning Compressor Bearing

Automobile Air Conditioning Compressor Bearing 30BD4720DU 32BD44718DUK 2TS2-DF0676H Low Noise

Keep your vehicle's AC running smoothly with our Automobile Air Conditioning Compressor Bearing, designed to deliver reliable performance and reduce operational noise for a more comfortable drive. This precision-engineered bearing (models 30BD4720DU, 32BD44718DUK, 2TS2-DF0676H) ensures consistent cooling even in demanding conditions, addressing common issues with premature wear and inconsistent airflow.Low Noise Operation: Crafted to minimize vibration and sound, enhancing cabin comfort during long journeysPrecision Grades Available: Choose from P0 to P2 for optimal fit with your compressor system, ensuring seamless integrationDurable Bearing Steel Construction: Built to withstand high temperatures and continuous use, extending the life of your AC unitPerfect Fit: 40*62*24 mm specification matches OEM requirements, making installation straightforward and hassle-free

High Load Insert Bearings UCP UCF UCFL Sn Snl Spherical Pillow Block for Transmission Parts
Housing Bearings

High Load Insert Bearings UCP UCF UCFL Sn Snl Spherical Pillow Block for Transmission Parts

Ensure smooth, high-stress transmission operations with our High Load Spherical Pillow Block Bearings—engineered to deliver reliable rotation even under heavy loads. These Insert Bearings (UCP, UCF, UCFL series) feature deep groove raceways and premium bearing steel construction, minimizing vibration (Z1V1-Z3V3) for extended machinery lifespan in industrial settings. Rich stock availability means quick fulfillment, solving supply chain delays that disrupt your production schedule.Precision ratings from P0 to P4 ensure compatibility with high-precision transmission partsFlexible lubrication options (grease/oil) adapt to diverse operating conditionsOEM/ODM services available to match custom specifications seamlessly

Pillow Block Bearing F205 Plummer Block Housing High Load Insert Bearing P Series
Housing Bearings

Pillow Block Bearing F205 Plummer Block Housing High Load Insert Bearing P Series

Ensure smooth, heavy-load operations with our Pillow Block Bearing F205—engineered to reduce downtime in industrial machinery, agricultural equipment, and construction applications. The deep groove raceway design ensures consistent rotation under high stress, while the P Series plummer block housing provides secure mounting for long-term reliability.High load capacity handles demanding conditions, ideal for tractors, conveyors, and machine toolsPrecision ratings from P0 to P4 and vibration grades Z1V1-Z3V3 minimize noise and extend equipment lifespanGrease or oil lubrication flexibility suits diverse operating environmentsBacked by ISO-certified quality and our 12-month warranty for worry-free performance

High Precision Deep Groove Ball Bearing 60/630n1 for Automotive Applications 630x920x128mm
Ball Bearing

High Precision Deep Groove Ball Bearing 60/630n1 for Automotive Applications 630x920x128mm

Ensure smooth, reliable performance in automotive applications with our High Precision Deep Groove Ball Bearing 60/630n1, designed to deliver consistent rotation under demanding conditions. This radial bearing (0° contact angle) maintains tight dimensional control at 630x920x128mm, crafted from premium bearing steel to minimize wear and extend service life—ideal for reducing maintenance downtime in critical systems.Single-row construction optimized for radial load handling, ensuring stable operation in high-speed automotive environmentsPrecision-engineered to meet strict industry standards, offering the durability needed for long-term reliabilitySeamless integration with existing setups, backed by our commitment to consistent quality and responsive support

Deep Groove Ball Bearings 6012-2RS 6212-2RS 6312-2RS for Industrial Machinery P0-P4 Precision
Ball Bearing

Deep Groove Ball Bearings 6012-2RS 6212-2RS 6312-2RS for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation in your industrial machinery with our Deep Groove Ball Bearings—engineered to minimize downtime and boost operational efficiency. Available in 6012-2RS, 6212-2RS, and 6312-2RS models, these bearings deliver P0-P4 precision and Z1V1-Z3V3 vibration control, making them ideal for high-demand applications like machine tools and textile equipment.Single-row, non-aligning design with 0° contact angle ensures reliable radial load handling and easy installationPremium bearing steel construction and grease/oil lubrication options guarantee long service life even in harsh industrial environmentsFlexible customization via OEM/ODM services to match your exact specifications, backed by ISO 9001:2015 quality assurance

Self-Aligning Spherical Roller Bearing 22226W33C3 for Industrial Machinery with P0-P4 Precision
Roller Bearing

Self-Aligning Spherical Roller Bearing 22226W33C3 for Industrial Machinery with P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with the Self-Aligning Spherical Roller Bearing 22226W33C3, engineered to minimize downtime and handle heavy radial loads with P0-P4 precision. Its double-row roller design and self-aligning capability compensate for shaft misalignment, reducing wear on equipment components and extending service life—ideal for demanding applications like machine tools and textile machinery. 100*215*47 mm specification with C3 clearance ensures optimal performance in high-load industrial environments Constructed from premium bearing steel for exceptional durability, backed by our ISO 9001:2015 quality certification Supports OEM/ODM customization to match your exact equipment requirements, with flexible order options starting from 1 piece

30204 Tapered Roller Bearing P0-P4 Precision Long Life for Industrial Machinery
Roller Bearing

30204 Tapered Roller Bearing P0-P4 Precision Long Life for Industrial Machinery

Ensure smooth, long-lasting operation for your industrial machinery with the 30204 Tapered Roller Bearing, engineered to deliver precision from P0 to P4 grade and minimize downtime. Its high-speed, low-noise performance (Z2/Z3/Z4 noise grade) keeps production lines running efficiently, while the 20x47x15.25mm specification ensures a perfect fit for heavy-duty applications. Crafted with high-grade chrome steel for extended service life, reducing the need for frequent replacements Supports OEM/ODM customization to match unique machinery requirements, backed by ISO 9001:2015 quality assurance Available with rich stock for quick 3-5 day sample delivery, ensuring your operations stay on schedule

Tapered Roller Bearing 31304 33206 33006 for Motor & Electrical Equipment with P0-P4 Precision
Roller Bearing

Tapered Roller Bearing 31304 33206 33006 for Motor & Electrical Equipment with P0-P4 Precision

Ensure smooth, precise rotation for your motor and electrical equipment with our high-performance Tapered Roller Bearing range (31304, 33206, 33006). Engineered to deliver P0-P4 precision, these bearings minimize vibration (Z1V1-Z3V3) and extend equipment lifespan, even under heavy radial loads.Separated design allows easy installation and maintenance, reducing downtime for industrial machineryPremium bearing steel construction ensures durability in demanding motor applicationsFlexible lubrication options (grease or oil) adapt to your specific operational needsBacked by our ISO 9001-certified quality control, ensuring consistent performance batch after batch

Automobile Air Conditioning Compressor Bearing W5206 30x62x27mm NSK Low Noise Long Life
Automotive Air Conditioning Compressor Bearing

Automobile Air Conditioning Compressor Bearing W5206 30x62x27mm NSK Low Noise Long Life

Keep your car’s AC running smoothly with the Automobile Air Conditioning Compressor Bearing NSK W5206, designed to deliver reliable performance even in high-temperature conditions. This 30x62x27mm double-row radial bearing ensures minimal vibration and noise, so you can enjoy a quiet, comfortable drive without interruptions.Engineered with premium bearing steel for extended service life, reducing the need for frequent replacementsPrecision-rated from P0 to P2 to maintain consistent compressor efficiency, keeping your AC system operating at peak performanceSupports both grease and oil lubrication, offering flexibility for different maintenance routines

Deep Groove Ball Bearing 6303R 17x47x14mm P0-P4 Precision for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 6303R 17x47x14mm P0-P4 Precision for Industrial Machinery

Keep your industrial machinery running smoothly with the Deep Groove Ball Bearing 6303R, designed to deliver reliable performance and extended service life in demanding applications. This 17x47x14mm precision bearing (P0-P4 grades) ensures minimal vibration (Z1V1-Z3V3) and consistent rotation, reducing downtime and maintenance costs for your equipment.Engineered with high-grade bearing steel and available in Zz, 2RS, or Open seals to suit your lubrication needs (grease or oil), providing versatility for machine tools, conveyors, and other industrial systems.Backed by our ISO 9001:2015 certified manufacturing process, this non-aligning, single-row radial bearing offers the stability and precision your operation depends on—no more compromises on quality or fit.

High Precision Cylindrical Roller Bearing NN3064K for Industrial Machinery P4 Precision
Roller Bearing

High Precision Cylindrical Roller Bearing NN3064K for Industrial Machinery P4 Precision

Ensure smooth, high-precision rotation for your industrial machinery with the High Precision Cylindrical Roller Bearing NN3064K, engineered to deliver P4-grade accuracy that minimizes vibration and extends equipment lifespan. Crafted from premium bearing steel with a separated inner ring design, this cylindrical roller bearing handles heavy radial loads while maintaining consistent performance in demanding applications like machine tools and reducers.Precision rating P4 ensures tight dimensional tolerances for reliable operation in high-speed industrial environmentsSeparated structure allows easy mounting and dismounting, reducing maintenance downtimeOpen design accommodates versatile lubrication options (oil, grease, dry) to match specific machinery requirementsBacked by our ISO 9001-certified manufacturing process, this bearing delivers the stability and durability needed to keep your production line running efficiently—no more unexpected shutdowns from subpar components.

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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T/T · L/C · Alibaba

Flexible payment terms