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
High Load Pillow Block Insert Bearing UC317-UC320 P0-P4 Precision for Industrial Machinery
Housing Bearings

High Load Pillow Block Insert Bearing UC317-UC320 P0-P4 Precision for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with our High Load Pillow Block Insert Bearing UC317-UC320. Engineered to deliver reliable performance under heavy loads, this bearing minimizes downtime and enhances operational efficiency—perfect for machine tools, printers, and other industrial equipment where stability matters most.Deep Groove Raceway design ensures consistent load distribution and reduced friction, extending service life in demanding applicationsP0-P4 precision ratings available to match your exact machinery requirements, backed by our ISO9001-certified quality controlGrease or oil lubrication flexibility allows seamless integration into existing maintenance protocolsRich stock availability means fast delivery, so you can keep production on track without delays

Gegz50es-2RS Gegz57es-2RS Gegz63es-2RS Spherical Plain Bearings for Construction Machinery High Precision
Joint Bearing

Gegz50es-2RS Gegz57es-2RS Gegz63es-2RS Spherical Plain Bearings for Construction Machinery High Precision

Ensure smooth, high-precision rotation in your construction machinery with GEGZ spherical plain bearings designed to reduce downtime and enhance operational reliability. Crafted from durable bearing steel with a steel-on-steel sliding contact, these self-lubricating bearings deliver long life and low noise even under heavy loads, addressing the critical need for consistent performance in demanding work environments.GEGZ50ES-2RS, GEGZ57ES-2RS, and GEGZ63ES-2RS models feature a whole outer ring structure for superior radial load capacity, ideal for engineering hydraulic cylinders and forging machinesPrecision-machined to严苛 tolerances, ensuring seamless fit and reduced maintenance needs in construction, automation, and water conservancy machinery applicationsBacked by Saifan’s ISO 9001-certified manufacturing and 12-month warranty, offering peace of mind for your equipment’s most vital components

Auto Wheel Hub Bearings for Toyota Volkswagen Ford – P0-P4 Precision 37x72x37mm DAC Series
Automotive Bearing

Auto Wheel Hub Bearings for Toyota Volkswagen Ford – P0-P4 Precision 37x72x37mm DAC Series

Ensure smooth, reliable rotation for your Toyota, Volkswagen, or Ford with precision-engineered Auto Wheel Hub Bearings designed to eliminate frustrating vibrations and extend vehicle service life. Crafted to the exact 37x72x37mm DAC Series specifications, these double-row radial bearings deliver consistent performance across P0-P4 precision grades, making them ideal for both daily drivers and commercial fleets.High-grade bearing steel construction ensures durability under heavy loads and varying road conditionsPre-lubricated with premium grease for hassle-free installation and long-term maintenanceSupports OEM/ODM customization to match specific vehicle models or performance requirements

Spherical Plain Bearing GE260ES-2RS Self-lubricating for Construction Machinery 260x370x150mm
Joint Bearing

Spherical Plain Bearing GE260ES-2RS Self-lubricating for Construction Machinery 260x370x150mm

Ensure smooth, low-maintenance operation in heavy-duty construction machinery with the GE260ES-2RS Spherical Plain Bearing. Its self-lubricating steel-on-steel design eliminates frequent grease checks, reducing downtime and keeping your equipment running longer—even in harsh job site conditions.Precision-engineered 260x370x150mm dimensions for seamless fit in engineering hydraulic cylinders and forging machines, delivering reliable radial load handlingHigh-grade bearing steel construction ensures exceptional durability, while the 2RS sealing protects against dust and debris, extending service lifeDesigned to meet the demanding performance needs of construction machinery, with low noise operation and consistent performance under heavy loads

Cylindrical Roller Bearing Nu230e NJ230e NJ230m Nup230m P0-P4 Precision for Industrial Machinery
Roller Bearing

Cylindrical Roller Bearing Nu230e NJ230e NJ230m Nup230m P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation for your industrial machinery with our Cylindrical Roller Bearing—engineered to deliver consistent performance across P0-P4 precision grades. This NU230E/NJ230E/NJ230M/NUP230M series handles heavy radial loads with separated inner/outer rings for easy installation, making it ideal for machine tools, reducers, and high-torque equipment.150×270×45mm size with open design allows flexible lubrication (oil, grease, or dry) to match your operational needsHigh-grade bearing steel construction ensures long service life, reducing downtime and replacement costsComplies with ISO standards, backed by our 12-month warranty and responsive technical support

Cylindrical Roller Bearing NUP209EM 45x85x19mm High Precision for Industrial Machinery
Roller Bearing

Cylindrical Roller Bearing NUP209EM 45x85x19mm High Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Cylindrical Roller Bearing NUP209EM, engineered to deliver reliable performance even under heavy radial loads. This 45x85x19mm high-precision bearing minimizes downtime and enhances equipment efficiency, making it ideal for machine tools, reducers, and textile machinery.Precision rating options from P0 to P4 ensure alignment with strict industrial standards, while separated inner/outer rings allow easy mounting and maintenanceConstructed with high-grade bearing steel for extended service life, reducing the need for frequent replacementsOpen design accommodates versatile lubrication (oil, grease, dry) to match your specific operational needs

Cylindrical Roller Bearings N2338em NJ2338em NF2338em Series for Industrial Machinery P0-P4 Precision
Roller Bearing

Cylindrical Roller Bearings N2338em NJ2338em NF2338em Series for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Cylindrical Roller Bearings N2338em NJ2338em NF2338em Series. Engineered to deliver P0-P4 precision and reliable performance, these bearings reduce downtime and enhance equipment efficiency, even under heavy radial loads. Separated structure allows easy maintenance and quick replacement, minimizing production interruptions Constructed with high-grade bearing steel for extended service life, ideal for industrial machinery operating in demanding conditions Supports both grease and oil lubrication, offering flexibility to match your specific operational needs Backed by our ISO 9001:2015 quality certification and 12-month warranty, ensuring consistent performance you can trust

Taper Roller Bearing 32006 30x55x17mm P0-P4 Precision for Industrial Machinery
Roller Bearing

Taper Roller Bearing 32006 30x55x17mm P0-P4 Precision for Industrial Machinery

Ensure smooth, long-lasting rotation for your industrial machinery with the Taper Roller Bearing 32006, engineered to deliver reliable performance in demanding applications. This precision-crafted bearing (30x55x17mm) minimizes downtime with its P0-P4 precision rating and Z1V1-Z3V3 vibration control, addressing the need for consistent operation even under heavy loads.Supports both grease and oil lubrication for versatile maintenance, a detail critical for adapting to your specific machinery requirementsBacked by Saifan’s ISO 9001-certified manufacturing, ensuring the durability to keep your equipment running efficientlyFlexible OEM/ODM options available to match custom specifications, because your unique setup deserves a tailored solution

High Precision Thrust Ball Bearing 51104 51105 51106 for Industrial Machinery 20x35x10mm
Ball Bearing

High Precision Thrust Ball Bearing 51104 51105 51106 for Industrial Machinery 20x35x10mm

Ensure smooth, precise rotation in industrial machinery with our High Precision Thrust Ball Bearing—engineered to eliminate downtime and boost operational efficiency. Available in models 51104, 51105, and 51106 (20x35x10mm), this single-row, separated bearing delivers reliable axial load support for machine tools, reducers, and printing equipment.Precision ratings from P0 to P4 and vibration grades Z1V1-Z3V3 ensure minimal noise and extended service life, addressing the need for consistent performance in high-demand applications.Constructed with premium bearing steel and compatible with grease or oil lubrication, it withstands heavy loads and harsh industrial conditions.In-stock availability with flexible OEM/ODM support means quick fulfillment for both standard orders and custom specifications, backed by ISO 9001:2015 quality assurance.

Automotive Wheel Bearing DAC35660033 for Car Hubs High Durability ISO Certified
Automotive Bearing

Automotive Wheel Bearing DAC35660033 for Car Hubs High Durability ISO Certified

Ensure smooth, long-lasting car hub performance with the Automotive Wheel Bearing DAC35660033—engineered to minimize downtime and reduce maintenance costs for drivers and mechanics alike. This ISO-certified bearing delivers high durability through precision manufacturing, using premium bearing steel to withstand radial loads and harsh road conditions, making it a reliable choice for daily commutes or commercial fleets.Single row cylindrical roller design ensures optimal load distribution, critical for maintaining wheel alignment and reducing vibration during high-speed travelAvailable in precision grades P0-P4 to meet exacting automotive specifications, with flexible OEM/ODM support for custom fitment needsBacked by Saifan Bearings' 12-month warranty and rigorous quality control, ensuring peace of mind from installation to everyday use

Silent POM Plastic Ball Bearing 6001 with Glass Balls for Low Noise Applications
Ball Bearing

Silent POM Plastic Ball Bearing 6001 with Glass Balls for Low Noise Applications

Eliminate disruptive noise in your machinery while ensuring smooth, reliable rotation with our Silent POM Plastic Ball Bearing 6001. Crafted with precision glass balls and a durable POM plastic cage, this bearing delivers exceptional low-vibration performance (Z2/Z3 noise grade) ideal for sensitive applications like medical equipment, 3D printers, and small appliances.Engineered to maintain stable operation even in high-humidity or corrosive environments, outperforming traditional steel bearings in non-conductive settingsPre-lubricated with high-temperature grease to minimize maintenance needs and extend service life, addressing the hassle of frequent re-lubricationPerfect fit for 6001 standard dimensions, ensuring seamless integration into existing setups without costly modifications

Spherical Roller Bearing 22207 35x72x23mm High Rigidity for Industrial Machinery
Roller Bearing

Spherical Roller Bearing 22207 35x72x23mm High Rigidity for Industrial Machinery

Ensure smooth, high-rigidity rotation for your industrial machinery with the Spherical Roller Bearing 22207, engineered to minimize downtime and boost operational stability. This 35x72x23mm double row aligning bearing handles radial loads with precision, thanks to its P0-P4 precision rating and C0/C3/C4 clearance options—ideal for heavy-duty applications where misalignment correction is critical.Premium bearing steel construction ensures long service life even under demanding conditionsDouble row design delivers enhanced load capacity and shock resistance for industrial equipmentSupports OEM/ODM customization to match your specific machinery requirements

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