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
Automobile Air Conditioning Compressor Bearing 35BD5220DU with Low Noise Long Life
Automotive Air Conditioning Compressor Bearing

Automobile Air Conditioning Compressor Bearing 35BD5220DU with Low Noise Long Life

Enjoy quieter, more reliable car air conditioning with our Automobile AC Compressor Bearing 35BD5220DU—engineered to minimize operational noise while delivering extended service life, even under the demanding conditions of automotive climate control systems. Crafted from high-grade bearing steel and available in precision ratings from P0 to P2, this double-row radial bearing ensures stable performance that reduces the need for frequent replacements, keeping your vehicles on the road and customers satisfied.Low noise operation enhances driving comfort, addressing the common frustration of disruptive AC compressor soundsSupports both grease and oil lubrication for flexible maintenance, a key detail for automotive techniciansBacked by our ISO-certified manufacturing process and 12-month warranty, ensuring consistent quality you can trust

High-Quality Steel Thrust Ball Bearing 51248 P0-P4 Precision for Industrial Machinery
Ball Bearing

High-Quality Steel Thrust Ball Bearing 51248 P0-P4 Precision for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with our High-Quality Steel Thrust Ball Bearing 51248, engineered to deliver reliable performance even under heavy axial loads. This P0-P4 precision bearing minimizes vibration (Z1V1 to Z3V3) and extends equipment lifespan, addressing the critical need for stable, long-lasting components in demanding industrial settings.Single-row, separated design allows easy installation and maintenance, a key advantage for machinery technicians200*340*78 mm specification with 0° contact angle ensures optimal load distribution for industrial applicationsGrease or oil lubrication flexibility adapts to your operational needs, backed by ISO 9001:2015 quality assurance

Cylindrical Roller Bearing NUP208EM High Precision 17x40x16mm for Industrial Machinery
Roller Bearing

Cylindrical Roller Bearing NUP208EM High Precision 17x40x16mm for Industrial Machinery

Ensure smooth, precise rotation in industrial machinery with the Cylindrical Roller Bearing NUP208EM, engineered to deliver reliable performance in demanding applications. This high-precision 17x40x16mm bearing minimizes downtime with its separated inner and outer rings, allowing for easy installation and maintenance—perfect for keeping production lines running efficiently.Precision grade options from P0 to P4 ensure alignment with your machinery’s exact tolerance requirementsConstructed with high-grade bearing steel for extended service life, even under heavy radial loadsOpen design supports versatile lubrication (oil, grease, dry) to adapt to your operational environmentSingle row structure optimized for industrial equipment like machine tools and reducers, meeting ISO standards for consistent quality

Sfu5010-4 Sfu5020-4 Sfu6310-4 Sfu6320-4 Wearproof Ball Screw for Machine Smooth Operation
Unclassified

Sfu5010-4 Sfu5020-4 Sfu6310-4 Sfu6320-4 Wearproof Ball Screw for Machine Smooth Operation

Ensure machine tools run with silky-smooth precision and extended service life with our Sfu5010 ball screw—engineered to eliminate jitter and reduce wear in high-demand industrial operations. Made from premium alloy, this wearproof ball screw minimizes maintenance downtime while maintaining consistent performance across Sfu5010-4, Sfu5020-4, Sfu6310-4, and Sfu6320-4 models.LM series design ensures seamless integration with CNC machinery and automated production linesPrecision threading reduces backlash, critical for tight tolerance manufacturing tasksSupports OEM/ODM customization to match specific machine dimensions and load requirementsSturdy carton pallet packaging guarantees damage-free delivery for bulk orders

Self-Aligning Roller Bearings 23020CCK 23022CCK for Industrial Machinery P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearings 23020CCK 23022CCK for Industrial Machinery P0-P4 Precision

Ensure smooth, high-precision rotation for your industrial machinery with Self-Aligning Roller Bearings 23020CCK and 23022CCK, designed to minimize downtime and boost operational reliability. These double-row bearings deliver P0-P4 precision and C0/C3/C4 clearance options, adapting seamlessly to shaft misalignment while handling heavy radial loads—perfect for machine tools, textile equipment, and other demanding industrial applications. Crafted from premium bearing steel for extended service life, reducing the need for frequent replacements Unseparated design ensures easy installation and consistent performance under varying conditions Supports OEM/ODM customization to match your exact specifications, backed by our ISO 9001:2015 certified quality control

Low Vibration Deep Groove Ball Bearing 6201 12x32x10mm for Auto Parts
Ball Bearing

Low Vibration Deep Groove Ball Bearing 6201 12x32x10mm for Auto Parts

Reduce noise and enhance durability in your auto parts with our Low Vibration Deep Groove Ball Bearing 6201, engineered to deliver smooth rotation and long service life. Precision-crafted to 12x32x10mm dimensions, this single-row radial bearing (contact angle 0°) minimizes operational vibration, ensuring stable performance in automotive applications.Constructed with high-grade bearing steel for exceptional wear resistance, meeting ISO industrial standards for reliable performanceOptimized design reduces friction and heat buildup, addressing common issues with premature bearing failure in auto componentsFlexible order options available, from sample testing to bulk production, backed by our 12-month warranty and responsive technical support

Automobile Hub Bearings DAC40760033/28 40x76x33/28mm High Speed Low Noise
Automotive Bearing

Automobile Hub Bearings DAC40760033/28 40x76x33/28mm High Speed Low Noise

Experience smoother, quieter rides with the Automobile Hub Bearings DAC40760033/28—engineered to deliver high-speed performance and long-lasting reliability for your vehicle. Crafted from premium bearing steel with precision ratings from P0 to P4 and vibration grades Z1V1 to Z3V3, this 40x76x33/28mm wheel hub bearing ensures consistent rotation even under heavy loads, reducing maintenance hassles and downtime.Double-row, unseparated design provides exceptional radial load capacity, ideal for automotive applications demanding stabilityLow noise operation enhances driving comfort while high-speed capabilities support modern vehicle performance standardsGrease or oil lubrication flexibility allows adaptation to specific operating conditions, ensuring optimal functionality

High Precision Double Row Cylindrical Roller Bearing NN3052K for Industrial Machinery
Roller Bearing

High Precision Double Row Cylindrical Roller Bearing NN3052K for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the NN3052K bearing, a high-performance double row cylindrical roller bearing engineered to deliver exceptional stability under heavy radial loads. Crafted from premium bearing steel and available in precision grades up to P4, this separated structure design allows for easy installation and maintenance, reducing downtime and boosting operational efficiency.Outer dimension of 260*400*104 mm ensures perfect compatibility with industrial equipment requiring robust load handlingOpen seal design with oil/grease lubrication flexibility adapts to diverse working conditions, enhancing long-term reliabilityBacked by Saifan's ISO 9001-certified quality control, this bearing minimizes vibration (V1-V4 grades) for quieter, more consistent performance

Automobile Air Conditioning Compressor Bearing 30BD40DU 30*55*23 for Forland Nissan Ford Mazda – Low Noise Long Life
Automotive Air Conditioning Compressor Bearing

Automobile Air Conditioning Compressor Bearing 30BD40DU 30*55*23 for Forland Nissan Ford Mazda – Low Noise Long Life

Keep your vehicle’s AC running smoothly with the Automobile Air Conditioning Compressor Bearing 30BD40DU, designed to deliver reliable performance for Forland, Nissan, Ford, and Mazda models. This precision-engineered bearing (30*55*23mm) ensures low noise operation and extended service life, solving common issues with worn or inefficient AC components.Double-row radial design handles radial loads effectively, maintaining stability even in high-temperature automotive environmentsConstructed with high-grade bearing steel and available in P0-P4 precision grades, meeting the strict demands of automotive air conditioning systemsSupports OEM/ODM customization to match specific vehicle requirements, backed by our ISO 9001:2015 quality assurance for consistent reliability

Tapered Roller Bearings 32907 for Truck, P0-P4 Precision, 35x55x14mm
Truck Bearings

Tapered Roller Bearings 32907 for Truck, P0-P4 Precision, 35x55x14mm

Ensure smooth, reliable truck performance with our Tapered Roller Bearings 32907—engineered to handle heavy loads and reduce maintenance downtime. Precision-crafted to P0-P4 standards (35x55x14mm), these bearings deliver consistent rotation even under harsh road conditions, letting you focus on the job instead of unexpected repairs.Grease or oil lubrication flexibility adapts to your maintenance routine, while Z1V1-Z3V3 vibration control minimizes noise and wearBuilt with high-grade materials to meet ISO standards, ensuring long service life for truck wheel applicationsSupports OEM/ODM customization to match your specific truck model requirements, backed by our 12-month warranty for peace of mind

Tapered Roller Bearings 30204-30208 32008X 32010X P0-P4 Precision for Industrial Machinery
Roller Bearing

Tapered Roller Bearings 30204-30208 32008X 32010X P0-P4 Precision for Industrial Machinery

Boost your industrial machinery's performance with Tapered Roller Bearings designed for precision and durability. These 30204-30208, 32008X, and 32010X models deliver P0-P4 precision, ensuring smooth rotation and reduced downtime in heavy-duty operations. Crafted to handle radial and axial loads with ease, they eliminate the frustration of frequent replacements, keeping your production line running efficiently.Grease or oil lubrication flexibility adapts to your machinery's specific needs, enhancing longevity in diverse working conditionsZ1V1-Z3V3 vibration grades minimize noise and wear, critical for maintaining precision in high-speed industrial applicationsBacked by our ISO 9001:2015 certified manufacturing, these bearings meet global standards for reliability you can trust

Fyh Pillow Block Bearing UCP207-23 UCF207-23 Corrosion Resistant Insert Bearings
Housing Bearings

Fyh Pillow Block Bearing UCP207-23 UCF207-23 Corrosion Resistant Insert Bearings

Ensure smooth, long-lasting operation in harsh environments with our Fyh Pillow Block Bearing UCP207-23 UCF207-23—engineered to resist corrosion and maintain precision even in demanding industrial settings. These insert bearings combine deep groove raceway design with high-grade bearing steel construction, delivering reliable rotation for machinery that can’t afford downtime.Precision ratings from P0 to P4 and vibration grades Z1V1 to Z3V3 ensure quiet, stable performance in critical applicationsFlexible lubrication options (grease or oil) adapt to your specific operating conditions, reducing maintenance hassleBacked by our 12-month global warranty and technical support, so you can focus on production, not replacements

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