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
Spherical Roller Bearings 23020-23028 CC CA W33 High Capacity for Industrial Machinery
Roller Bearing

Spherical Roller Bearings 23020-23028 CC CA W33 High Capacity for Industrial Machinery

Ensure smooth, high-capacity rotation for your industrial machinery with our Spherical Roller Bearings, engineered to handle heavy radial loads and misalignment effortlessly. Crafted from premium bearing steel with precision grades up to P4 and clearance options C0/C3/C4, these 23020-23028 CC/CA W33 bearings minimize downtime and extend equipment lifespan—perfect for demanding industrial applications.Self-aligning design compensates for shaft deflection, reducing maintenance needs and improving operational stabilityHigh load capacity supports industrial machinery like reducers and excavators, delivering consistent performance under extreme conditionsGrease or oil lubrication flexibility ensures adaptability to your specific operating environmentAvailable in models 23020 (100*215*47mm) through 23028, with OEM/ODM customization to match your exact specifications

UCT206 Low Noise Spherical Pillow Block Ball Bearing for Industrial Machinery 30x113x102mm
Housing Bearings

UCT206 Low Noise Spherical Pillow Block Ball Bearing for Industrial Machinery 30x113x102mm

Keep industrial machinery running smoothly with the UCT206 low noise spherical pillow block ball bearing, engineered to minimize operational disruption while handling heavy loads. Its precision P0-P4 rating and Z1V1-Z3V3 vibration control ensure consistent performance in machine tools, printers, and other high-demand equipment, addressing the need for reliable rotation even in continuous-use environments.30x113x102mm dimensions with deep groove raceway for optimal load distributionBearing steel construction and grease/oil lubrication options for extended service lifeFlexible OEM/ODM support available to match specific application requirements

High-Precision Thrust Ball Bearing 51206 51306 for Low Speed Reducer with ISO9001 Certification
Ball Bearing

High-Precision Thrust Ball Bearing 51206 51306 for Low Speed Reducer with ISO9001 Certification

Ensure smooth, low-speed reducer operation with our High-Precision Thrust Ball Bearing 51206 51306, engineered to deliver reliable axial load handling and minimize downtime in industrial applications. Crafted from premium bearing steel with P0-P4 precision grades and Z1V1-Z3V3 vibration control, this separated-type thrust bearing maintains consistent performance even under heavy loads, addressing the need for durable, long-lasting components in demanding machinery. ISO9001:2015 certified for quality assurance, with stock availability ensuring quick 3-5 day sample delivery Compatible with both grease and oil lubrication, offering flexibility for various low-speed reducer configurations Single-row design with 0° contact angle optimizes thrust load distribution, critical for maintaining alignment in precision equipment

Automobile Hub Bearings DAC43760043 for High-Speed Vehicles with Long Life P0-P4 Precision
Automotive Bearing

Automobile Hub Bearings DAC43760043 for High-Speed Vehicles with Long Life P0-P4 Precision

Experience smoother, quieter rides and extended vehicle performance with our Automobile Hub Bearings DAC43760043—engineered to deliver reliable rotation even at high speeds. Crafted from premium bearing steel with P0-P4 precision ratings, these double-row radial bearings (43*76*43mm) minimize vibration (Z1V1-Z3V3) and reduce maintenance downtime, addressing the need for durable, low-noise components in high-speed vehicle applications.Unseparated design ensures stable load distribution, critical for consistent performance in demanding driving conditionsLong-life construction with grease/oil lubrication compatibility extends service intervals, lowering total ownership costsBacked by Saifan’s ISO 9001-certified quality control, offering peace of mind for automotive manufacturers and distributors

Self-Aligning Roller Bearings 23232MB-23248MB Double Row for Industrial Machinery P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearings 23232MB-23248MB Double Row for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Self-Aligning Roller Bearings, designed to minimize downtime and enhance operational stability. These double row 23232MB-23248MB bearings deliver P0-P4 precision, adapting to misalignment and heavy radial loads to keep your equipment running at peak performance.Constructed with high-grade bearing steel for extended service life, even in demanding industrial environmentsAvailable with C0/C3/C4 clearance options to suit specific machinery requirements, ensuring optimal load distributionBacked by our ISO 9001:2015 quality assurance and 12-month warranty, providing reliable support for your critical operations

Deep Groove Ball Bearing 6203-Z/Z3 Low Vibration for Auto Parts 17x40x12mm
Ball Bearing

Deep Groove Ball Bearing 6203-Z/Z3 Low Vibration for Auto Parts 17x40x12mm

Ensure smooth, low-vibration performance for your auto parts with our Deep Groove Ball Bearing 6203-Z/Z3, engineered to minimize noise and extend component life. Crafted from high-grade bearing steel, this 17x40x12mm single-row radial bearing delivers reliable rotation even under continuous stress, making it ideal for automotive applications where precision matters most. Unseparated design ensures structural integrity and easy installation, reducing downtime during maintenanceZ3 noise grade certification guarantees ultra-quiet operation, addressing common concerns about vibration-related wearMeets strict industry standards for durability, backed by our commitment to stable supply and consistent quality control

Motorcycle Parts Deep Groove Ball Bearing 6800 10x19x5mm High Precision Bearing Steel
Ball Bearing

Motorcycle Parts Deep Groove Ball Bearing 6800 10x19x5mm High Precision Bearing Steel

Experience smoother rides and longer-lasting performance with our Motorcycle Deep Groove Ball Bearing 6800, crafted to eliminate annoying vibrations and ensure reliable rotation mile after mile. Precision-engineered from high-grade bearing steel with dimensions 10x19x5mm, this single-row radial bearing delivers the stability you need for critical motorcycle components, even under tough riding conditions.0° contact angle design minimizes friction, reducing wear on engine parts and extending service lifeStrictly manufactured to meet industry standards, ensuring a perfect fit for your motorcycle’s specificationsRobust construction handles radial loads with ease, providing consistent performance whether you’re commuting or hitting the open road

Needle Roller Bearing NK110/30 NK110/40 for Industrial Machinery with P0-P4 Precision
Needle Roller Bearings

Needle Roller Bearing NK110/30 NK110/40 for Industrial Machinery with P0-P4 Precision

Ensure smooth, precise rotation in your industrial machinery with our Needle Roller Bearing NK110/30 NK110/40, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings, these bearings minimize vibration and extend equipment lifespan, solving common issues with wear and operational instability.Radial design (110*130*30mm) optimized for compact installations without outer/inner rings, ideal for space-constrained industrial setupsSupports both grease and oil lubrication to adapt to your maintenance routine, ensuring consistent operation in diverse working conditionsBacked by our ISO-certified manufacturing process and 12-month warranty, with flexible order options (including OEM/ODM) to meet your specific machinery requirements

Deep Groove Ball Bearing 6805 Zz 2RS DDU P0-P4 Precision for Motors & Appliances
Ball Bearing

Deep Groove Ball Bearing 6805 Zz 2RS DDU P0-P4 Precision for Motors & Appliances

Ensure smooth, quiet operation for your motors and appliances with this high-performance Deep Groove Ball Bearing 6805, engineered to deliver reliable rotation and extended service life. Crafted from premium bearing steel with P0-P4 precision grades and Z1V1-Z3V3 vibration control, it minimizes downtime by maintaining stable performance even under continuous use.Dimensions: 20*47*14 mm with versatile sealing options (ZZ, 2RS, DDU) to suit your application’s environmental needsSupports both grease and oil lubrication for flexible maintenance, ideal for motors, appliances, and industrial equipmentBacked by ISO 9001:2015 quality certification and a 12-month warranty, ensuring consistent quality you can trust

Stainless Steel Tapered Roller Bearings 32916-32920 P0-P4 Precision for Industrial Machinery
Roller Bearing

Stainless Steel Tapered Roller Bearings 32916-32920 P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with our Stainless Steel Tapered Roller Bearings 32916-32920, engineered to deliver long-lasting performance even under heavy loads. Crafted with high-grade stainless steel and available in P0-P4 precision grades, these bearings minimize downtime by reducing noise (Z1V1-Z3V3 vibration levels) and wear, keeping your operations running efficiently. Perfect fit for industrial equipment requiring reliable radial and axial load handling, with exact 80*110*20 mm specifications for seamless integration Backed by our ISO 9001-certified manufacturing process, ensuring consistent quality and compatibility with global machinery standards Flexible ordering with rich stock availability—get the precision your machinery demands without long lead times

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

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

Ensure smooth, quiet operation in your auto parts with the Stainless Steel S625ZZ Deep Groove Ball Bearing—engineered to deliver high precision and low noise for reliable performance. This 5x16x5mm bearing, crafted from premium stainless steel, resists corrosion and wear, making it ideal for automotive components that demand durability under varying conditions.Precision-grade construction ensures minimal vibration, extending the lifespan of your machinerySealed design (ZZ) keeps contaminants out, reducing maintenance needs and ensuring consistent rotationPerfect fit for 5mm bore applications, compatible with a range of auto parts and industrial equipment

China 22311 CC CA W33 Spherical Roller Bearing for Heavy Machinery High Load Capacity
Roller Bearing

China 22311 CC CA W33 Spherical Roller Bearing for Heavy Machinery High Load Capacity

Ensure smooth, reliable operation for your heavy machinery with this high-performance 22311 spherical roller bearing, engineered to handle extreme loads and misalignment in demanding industrial environments. Crafted from premium bearing steel with a double-row roller design (100x215x47mm), it delivers exceptional durability and long service life—minimizing downtime and maintenance costs for your equipment.Precision-graded (P0-P4) with clearance options (C0/C3/C4) to match your specific application needsW33 lubrication groove design ensures consistent performance under heavy radial loadsBacked by our ISO 9001-certified manufacturing and 12-month warranty for worry-free operation

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