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
Self-Aligning Roller Bearing NSK 24140CAME4 for Industrial Machinery with P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearing NSK 24140CAME4 for Industrial Machinery with P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with the Self-Aligning Roller Bearing NSK 24140CAME4, engineered to minimize downtime and enhance operational stability. This double row roller bearing handles radial loads with exceptional durability, thanks to high-grade bearing steel construction and P0-P4 precision ratings that meet strict ISO standards.200*340*140mm dimensions with C0/C3/C4 clearance options for tailored performance in heavy-duty applicationsSelf-aligning design compensates for shaft misalignment, reducing wear on machinery componentsBacked by Saifan Bearings' 12-month warranty and expert technical support for seamless integration

Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearing 21310CAK W33 P0-P4 Precision for Industrial Machinery

Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearing 21310CAK W33 P0-P4. This precision-engineered component adapts to shaft misalignment, reducing wear on connected parts and minimizing downtime—ideal for heavy-duty applications where stability matters most.Available in P0 to P4 precision grades with C0/C3/C4 clearance options, tailored to your machinery’s exact performance needsDouble-row roller design handles high radial loads (50*110*27mm dimensions) while maintaining consistent operation under variable conditionsManufactured from premium bearing steel to ISO standards, ensuring long service life even in demanding industrial environmentsSupports OEM/ODM customization, letting you align specifications perfectly with your equipment requirements—no more compromising on fit or function

Low Noise Deep Groove Ball Bearing 6019-Zn 6019-Znr for Auto Parts 95x145x24mm
Ball Bearing

Low Noise Deep Groove Ball Bearing 6019-Zn 6019-Znr for Auto Parts 95x145x24mm

Reduce noise and enhance durability in your auto parts with our Low Noise Deep Groove Ball Bearing 6019-Zn 6019-Znr, engineered to deliver smooth, reliable rotation for critical automotive components. Crafted from high-grade bearing steel with a 0° contact angle, this single-row radial bearing (95x145x24mm) ensures precise performance under radial loads, addressing the need for stable, long-lasting parts in demanding driving conditions.Designed for auto parts applications, offering low noise operation to improve vehicle comfort and reduce mechanical distractionsMeets strict industry standards with robust construction, ensuring consistent performance and minimizing downtime for repairsAvailable in both 6019-Zn and 6019-Znr variants to accommodate specific assembly requirements, providing flexibility for your manufacturing process

Auto Wheel Hub Bearings DAC35640037 2RS ZZ for Toyota Volkswagen Ford, P0-P4 Precision
Automotive Bearing

Auto Wheel Hub Bearings DAC35640037 2RS ZZ for Toyota Volkswagen Ford, P0-P4 Precision

Ensure smooth, quiet rotation for your Toyota, Volkswagen, or Ford with precision-engineered Auto Wheel Hub Bearings that deliver reliable performance mile after mile. Crafted to P0-P4 precision standards and available in 2RS/ZZ seal options, these 37*72*37mm bearings (model DAC35640037) minimize vibration and extend service life, even under heavy loads.Double-row radial design ensures optimal load distribution, reducing wear on axle componentsHigh-grade bearing steel construction resists corrosion and maintains stability in extreme temperaturesDirect OEM/ODM compatibility for seamless installation, backed by our 12-month warranty and responsive technical support

R165149420 Rexroth Linear Guide Rail Slide Block Bearing for Automobile and Rolling Mill
Linear Bearing

R165149420 Rexroth Linear Guide Rail Slide Block Bearing for Automobile and Rolling Mill

Ensure smooth, precise motion in your automobile assembly lines or rolling mills with the R165149420 Rexroth Linear Guide Rail Slide Block Bearing. Engineered to deliver consistent performance under heavy loads, this single-row thrust bearing minimizes downtime by maintaining alignment and reducing wear, even in high-vibration industrial environments. Crafted from high-grade bearing steel with P0-P4 precision ratings, it ensures reliable operation across automotive manufacturing and metallurgy applications Separated design allows for easy installation and maintenance, streamlining your workflow and lowering long-term servicing costs Grease or oil lubrication flexibility adapts to your specific operational needs, while Z1V1-Z3V3 vibration control keeps machinery running quietly and efficiently

Stainless Steel Deep Groove Ball Bearing S625ZZ 5x16x5mm Low Noise Auto Parts
Ball Bearing

Stainless Steel Deep Groove Ball Bearing S625ZZ 5x16x5mm Low Noise Auto Parts

Ensure smooth, quiet operation in your auto parts with the Stainless Steel Deep Groove Ball Bearing S625ZZ—designed to deliver reliable performance in demanding conditions. This 5x16x5mm low noise bearing minimizes vibration and extends equipment lifespan, making it ideal for precision-focused applications.Single-row radial design with unseparated structure ensures consistent load distribution and easy installationHigh-grade stainless steel construction resists corrosion, perfect for automotive environments where durability mattersZ2/Z3 noise grade compliance (per Saifan's strict quality standards) keeps operational sound to a minimum, enhancing user experience

Long-Life Auto Spare Parts 6711zz Deep Groove Ball Bearing 55x68x7mm for Automotive Applications
Ball Bearing

Long-Life Auto Spare Parts 6711zz Deep Groove Ball Bearing 55x68x7mm for Automotive Applications

Ensure smooth, long-lasting performance for your automotive applications with the reliable 6711zz deep groove ball bearing, engineered to minimize downtime and enhance machinery efficiency. This 55x68x7mm radial bearing features single-row construction and a 0° contact angle, delivering precise radial load handling that meets the rigorous demands of automotive systems. Crafted from high-grade bearing steel for extended service life, reducing the need for frequent replacements Optimized design ensures low friction operation, contributing to improved fuel efficiency and reduced wear on connected components Compact 7mm width fits seamlessly into tight automotive assemblies, maintaining proper spacing and alignment

Automobile Hub Bearings DAC40720037 40x72x37mm Long Life Low Noise ODM Bearing
Automotive Bearing

Automobile Hub Bearings DAC40720037 40x72x37mm Long Life Low Noise ODM Bearing

Experience smoother, quieter rides and extended vehicle reliability with our Automobile Hub Bearings DAC40720037. Crafted to precise 40x72x37mm specifications, these double-row radial bearings deliver long-lasting performance even under heavy loads, addressing the common challenge of premature wear in demanding driving conditions.Low noise Z1V1-Z3V3 vibration grades ensure a peaceful cabin environment, while P0-P4 precision ratings guarantee consistent rotationHigh-grade bearing steel construction and optimized grease lubrication extend service life, reducing maintenance downtimeUnseparated design simplifies installation, making it ideal for automotive repair shops and DIY enthusiastsBacked by our ISO 9001-certified manufacturing process, ensuring reliability you can trust for every mile

Auto Wheel Hub Bearings DAC45850041 ZZ for Toyota Volkswagen – P0-P4 Precision Grade
Automotive Bearing

Auto Wheel Hub Bearings DAC45850041 ZZ for Toyota Volkswagen – P0-P4 Precision Grade

Ensure smooth, reliable rotation for your Toyota or Volkswagen with precision-engineered Auto Wheel Hub Bearings that deliver consistent performance mile after mile. Crafted to P0-P4 precision grades and Z1V1-Z3V3 vibration standards, these bearings minimize noise and extend service life, even under heavy loads.DAC45850041 ZZ model with 37*72*37mm specification, designed for seamless fit in Toyota and Volkswagen applicationsDouble-row, unseparated structure made from high-grade bearing steel for enhanced durability and radial load capacityReady-to-ship stock ensures quick fulfillment, with OEM/ODM support available for custom requirements

Self-Aligning Roller Bearings 23120CA 23122CA 23124CA W33 for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearings 23120CA 23122CA 23124CA W33 for Industrial Machinery

Ensure smooth, reliable rotation in your industrial machinery with our Self-Aligning Roller Bearings—engineered to minimize downtime and maximize equipment lifespan. The 23120CA, 23122CA, and 23124CA W33 models deliver exceptional radial load capacity and self-aligning performance, ideal for heavy-duty applications like machine tools and textile equipment.Precision grades from P0 to P4 and clearance options (C0/C3/C4) ensure optimal fit for your specific operating conditionsDouble-row roller design with high-grade bearing steel construction reduces vibration and extends service lifeBacked by ISO 9001:2015 quality standards and our 12-month warranty for worry-free operation

Self Aligning Ball Bearings 1308 1308tni for Metallurgy Rolling Mills with P0-P4 Precision
Ball Bearing

Self Aligning Ball Bearings 1308 1308tni for Metallurgy Rolling Mills with P0-P4 Precision

Ensure smooth, precise rotation in your metallurgy rolling mill with Self Aligning Ball Bearings 1308 1308tni, engineered to minimize downtime and enhance operational stability. Crafted with high-grade bearing steel and available in P0-P4 precision grades, these 95x170x32mm double-row bearings handle radial loads effortlessly while compensating for shaft misalignment—critical for heavy-duty industrial environments.Steel or brass cage options accommodate varying temperature and load demands, ensuring long service life even under extreme conditionsSupports OEM/ODM customization to match your specific mill requirements, backed by a 12-month warranty for reliable performanceQuick 10-15 day delivery keeps your production on track, with C0/C3/C4 clearance options for optimal fit in your machinery

Needle Roller Bearing 624705 32x42x20mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearings

Needle Roller Bearing 624705 32x42x20mm P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing 624705, engineered to deliver consistent performance even under heavy radial loads. This 32x42x20mm precision bearing (P0-P4 grades available) minimizes downtime by reducing friction and wear, thanks to high-grade bearing steel construction and optimized clearance options (C0/C3/C4) tailored for industrial applications.Lubricated with grease or oil for versatile maintenance, ensuring long service life in machine tools, reducers, and textile equipmentSupports OEM/ODM customization to match specific machinery requirements, with fast 3-7 day delivery to keep your production on trackDesigned without inner/outer rings for space-saving integration, ideal for compact industrial setups where precision and durability are non-negotiable

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