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 Precision NSK Thrust Ball Bearing 51301 12x32x17mm for Industrial Gearbox Applications
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High Precision NSK Thrust Ball Bearing 51301 12x32x17mm for Industrial Gearbox Applications

Ensure smooth, high-precision gearbox operation with the High Precision NSK Thrust Ball Bearing 51301, engineered to deliver reliable axial load handling and minimize downtime in industrial applications. This 12x32x17mm bearing features precision-grade construction (P0-P4 available) to maintain consistent performance under heavy loads, addressing common issues of premature wear and operational instability.Genuine NSK quality from Japan, optimized for gearbox environments with grease or oil lubrication optionsCustomizable specifications available to match unique industrial machinery requirementsSample orders supported for fit verification, with bulk delivery in 5-15 working days to keep production on track

High Speed NSK Thrust Ball Bearing 51204 51205 51206 51207 for Gearbox Long Life
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High Speed NSK Thrust Ball Bearing 51204 51205 51206 51207 for Gearbox Long Life

Ensure smooth, high-speed gearbox operation with the High Speed NSK Thrust Ball Bearing, designed to deliver long-lasting performance in demanding industrial and automotive applications. These precision-engineered bearings (51204, 51205, 51206, 51207) minimize downtime with their robust construction, handling axial loads efficiently while maintaining consistent rotation—ideal for gearboxes where reliability directly impacts productivity.Customizable specifications (20*40*14mm standard) and lubrication options (grease or oil) adapt to your unique equipment needs, ensuring a perfect fit without compromising on speed or durability.Backed by NSK’s renowned quality and our factory’s strict ISO 9001:2015 standards, these bearings offer peace of mind with stable supply and responsive technical support, so you can focus on keeping operations running smoothly.

High Precision Thrust Ball Bearing 51200 10x26x11mm for Gearbox Low Noise NSK
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High Precision Thrust Ball Bearing 51200 10x26x11mm for Gearbox Low Noise NSK

Ensure smooth, quiet gearbox operation with our High Precision Thrust Ball Bearing 51200, engineered to deliver reliable axial load support in industrial and automotive applications. This 10x26x11mm NSK bearing minimizes noise and vibration, reducing wear on your equipment and extending service life—perfect for maintaining peak performance in demanding conditions.Precision-machined to Z2 noise grade standards for low operational sound in gearboxes, fans, and car componentsCustomizable lubrication options (grease or oil) to match specific application requirementsGenuine NSK quality from Japan, backed by our factory’s strict ISO 9001:2015 quality control processesSample available for testing, with flexible MOQ and fast 3-5 day delivery to keep your production on track

High Quality Thrust Ball Bearing 51122 51222 51322 51124 51224 P0-P4 Precision for Industrial Machinery
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High Quality Thrust Ball Bearing 51122 51222 51322 51124 51224 P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with our High Quality Thrust Ball Bearing—engineered to deliver reliable performance even under heavy axial loads. Available in models 51122, 51222, 51322, 51124, and 51224, these bearings combine P0-P4 precision ratings with Z1V1-Z3V3 vibration control to minimize downtime and extend equipment lifespan.Choose from Zz, 2RS, or Open seals to suit your lubrication needs (grease or oil), ensuring optimal protection against contaminants in harsh industrial environmentsBacked by ISO-certified manufacturing and a 12-month warranty, these thrust ball bearings offer the stability and durability that industrial machinery manufacturers trust to keep operations running efficiently

Original NSK Thrust Ball Bearing 51105 25x42x11mm for Pump Gearbox Car Fan Applications
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Original NSK Thrust Ball Bearing 51105 25x42x11mm for Pump Gearbox Car Fan Applications

Ensure smooth, reliable rotation in your pump gearbox, car fan, or industrial applications with the Original NSK Thrust Ball Bearing 51105. This precision-engineered 25x42x11mm bearing delivers consistent performance under axial loads, reducing downtime and extending equipment lifespan—exactly what you need to keep operations running without interruption.Genuine NSK quality ensures compatibility with high-demand systems, backed by strict ISO standards for peace of mindGrease or oil lubrication flexibility adapts to your specific operating conditions, optimizing wear resistanceSample available for testing, with bulk orders shipped within 5-15 days to maintain your production schedule

Thrust Ball Bearing 15X28X9 mm NSK 51102 High Precision for Gearbox Car Fan 16.8kN Static Load
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Thrust Ball Bearing 15X28X9 mm NSK 51102 High Precision for Gearbox Car Fan 16.8kN Static Load

Ensure smooth, high-precision rotation for your gearbox or car fan with the Thrust Ball Bearing 51102, engineered to deliver reliable performance under 16.8kN static load. Crafted to precise 15x28x9 mm specifications, this bearing minimizes friction and noise, reducing wear on critical components and extending equipment lifespan.NSK-grade quality ensures compatibility with automotive and industrial applications, meeting ISO standards for consistent performanceGrease or oil lubrication flexibility adapts to diverse operating conditions, ideal for both gearbox torque and fan speed requirementsCustomizable design available to match unique machinery needs, backed by our 12-month warranty and responsive technical support

51102 Flat Seat Thrust Ball Bearing 15×28×9mm for Car Gearbox High Wear Resistance
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51102 Flat Seat Thrust Ball Bearing 15×28×9mm for Car Gearbox High Wear Resistance

Ensure smooth, long-lasting performance for your car gearbox with the 51102 thrust ball bearing, engineered to deliver exceptional wear resistance in high-stress transmission environments. This 15×28×9mm flat seat bearing maintains precise axial load distribution, reducing friction and minimizing downtime for automotive applications.Customizable design adapts to specific gearbox configurations, ensuring seamless integration with your existing systemsGrease or oil lubrication options provide flexibility for diverse operating conditions, enhancing durability and extending service lifeBacked by our ISO-certified manufacturing process, this bearing meets strict quality standards for reliable rotation you can trust

High Speed Thrust Ball Bearing SKF/NACHI/NSK 51100 51102 51103 51104 20x35x10mm
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High Speed Thrust Ball Bearing SKF/NACHI/NSK 51100 51102 51103 51104 20x35x10mm

Ensure smooth, quiet operation in high-speed applications with our High Speed Thrust Ball Bearing—engineered to deliver long-lasting performance and reduce maintenance downtime. Available in models 51100, 51102, 51103, and 51104 (20x35x10mm), these bearings combine precision manufacturing with low noise operation, making them ideal for machinery where reliability and efficiency are non-negotiable.Trusted SKF/NACHI/NSK quality ensures consistent load handling and compatibility with industrial, automotive, and agricultural equipmentHigh-grade materials and strict ISO 9001:2015 quality control guarantee extended service life, even in demanding conditionsFlexible order options with 1-piece MOQ for standard sizes and fast 3-5 day sample delivery to keep your operations on track

Tapered Roller Bearing SKF 352219 352220 352221 352222 with P0-P4 Precision for Industrial Machinery
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Tapered Roller Bearing SKF 352219 352220 352221 352222 with P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation for your industrial machinery with our Tapered Roller Bearing SKF 352219, 352220, 352221, 352222—engineered to deliver P0-P4 precision and reduce costly downtime. Crafted to handle heavy radial and axial loads, this SKF Tapered Roller Bearing for Machinery minimizes vibration (Z1V1-Z3V3 grades) and ensures long service life, even in demanding manufacturing environments.Precision rating options from P0 to P4 meet strict industrial standards, ideal for machine tools and textile equipmentGrease or oil lubrication flexibility adapts to your maintenance protocols, enhancing operational efficiencyBacked by our 12-month warranty and technical support, ensuring reliable performance when you need it most

High Load Tapered Roller Bearing 33215 for Car Gearbox, 75x130x46mm
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High Load Tapered Roller Bearing 33215 for Car Gearbox, 75x130x46mm

Ensure smooth, high-torque performance in your car gearbox with the High Load Tapered Roller Bearing 33215, engineered to handle heavy loads while maintaining precision rotation. Crafted from premium bearing steel, this 75x130x46mm bearing delivers exceptional durability, reducing downtime and ensuring reliable power transmission even under demanding conditions.Optimized cone and cup design minimizes friction, enhancing gearbox efficiency and extending service lifePrecision-machined to meet strict industry standards, ensuring seamless fit and consistent performanceSample available for testing, with flexible ordering options to support both small repairs and large-scale manufacturing needs

NTN 33214 Tapered Roller Bearing 70x125x41mm for Stable Industrial Machinery
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NTN 33214 Tapered Roller Bearing 70x125x41mm for Stable Industrial Machinery

Ensure smooth, reliable operation of your industrial machinery with the NTN 33214 Tapered Roller Bearing, engineered to deliver stable performance in heavy-duty applications. This 70x125x41mm precision bearing minimizes downtime with its P0-P4 accuracy ratings and Z1V1-Z3V3 vibration control, addressing the need for consistent motion even under rigorous conditions.Grease or oil lubrication flexibility adapts to your specific maintenance protocolsOEM/ODM support available for tailored solutions to unique machinery requirementsRobust construction ensures long service life, reducing replacement frequency and operational costs

High Precision 33116 Tapered Roller Bearing 80x130x37mm for Industrial Machinery
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High Precision 33116 Tapered Roller Bearing 80x130x37mm for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with the High Precision 33116 Tapered Roller Bearing (80x130x37mm), engineered to deliver reliable performance even under heavy loads. Crafted with P0-P4 precision grades and single-row design, this bearing minimizes vibration and extends equipment lifespan, addressing the challenge of maintaining consistent operation in demanding industrial environments. Open seal design allows for flexible lubrication options (oil, grease, or dry) to adapt to specific machinery requirements Meets ISO, ABMA, and DIN standards, ensuring compatibility with global industrial equipment specifications Backed by Saifan Bearings' 12-month warranty and technical support for worry-free integration into your production line

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