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
Cylindrical Roller Bearing Nu428 Nu1030 Nu230 High Precision P0-P4 for Industrial Machinery
Roller Bearing

Cylindrical Roller Bearing Nu428 Nu1030 Nu230 High Precision P0-P4 for Industrial Machinery

Ensure smooth, precise rotation for your industrial machinery with our High Precision Cylindrical Roller Bearing. Designed to deliver reliable performance across P0-P4 precision grades, these Nu series bearings (Nu428, Nu1030, Nu230) minimize downtime and enhance operational efficiency in heavy-duty applications.Separated inner/outer rings allow easy mounting and dismounting, simplifying maintenance for industrial equipment like machine tools and reducersConstructed with high-grade bearing steel for exceptional radial load capacity and long service life, even under demanding working conditionsOpen design accommodates flexible lubrication (oil, grease, dry) to adapt to your specific machinery requirementsBacked by our ISO 9001:2015 certified manufacturing, these bearings ensure consistent quality you can trust—no more worries about premature wear or performance fluctuations.

608 Double Cocked Fish Skateboard Bearing for Longboard, Unseparated Single Row Radial
Ball Bearing

608 Double Cocked Fish Skateboard Bearing for Longboard, Unseparated Single Row Radial

Glide smoother and ride longer with the 608 double cocked longboard bearing, designed to eliminate annoying wobbles and keep your longboard rolling with precision. This unseparated single row radial bearing ensures consistent performance, even during high-speed downhill runs or extended sessions, so you can focus on mastering tricks instead of worrying about uneven spins. Crafted from high-grade bearing steel for exceptional durability, standing up to the wear and tear of daily skating Single row radial design optimizes load distribution, reducing friction to maintain speed and extend bearing life Unseparated construction prevents cage damage during installation, a common frustration with cheaper skate bearings

Stainless Steel Deep Groove Ball Bearing 686 (GCr15) for Precision Industrial Machinery with P0-P4 Accuracy
Ball Bearing

Stainless Steel Deep Groove Ball Bearing 686 (GCr15) for Precision Industrial Machinery with P0-P4 Accuracy

Ensure smooth, precise rotation in your precision industrial machinery with our Stainless Steel Deep Groove Ball Bearing 686 (GCr15). Crafted from high-grade GCr15 chrome steel, this 6x13x3.5mm bearing delivers P0-P4 accuracy and Z1V1-Z3V3 vibration control, minimizing downtime and extending equipment lifespan. Supports both grease and oil lubrication for versatile application in machine tools, textile equipment, and automation systemsBacked by ISO 9001:2015 quality standards and our 12-month warranty, ensuring consistent performance even in demanding industrial environmentsFlexible order options with 1-piece MOQ and 3-5 day sample delivery, designed to keep your production on schedule

High Load Pillow Block Bearing SB201 SB202 SB203 with Eccentric Sleeve for Harvester
Housing Bearings

High Load Pillow Block Bearing SB201 SB202 SB203 with Eccentric Sleeve for Harvester

Ensure uninterrupted harvester operation even under heavy loads with our High Load Pillow Block Bearing SB201 SB202 SB203, designed to deliver reliable performance in tough agricultural conditions. The integrated eccentric sleeve allows for precise shaft alignment, reducing wear and extending service life—so you spend less time on maintenance and more on maximizing harvest efficiency.Deep groove raceway construction enhances load capacity and stability, ideal for the high-torque demands of harvester applicationsAvailable in P0-P4 precision grades with Z1V1-Z3V3 vibration control, ensuring smooth operation and minimal noiseConstructed from high-grade bearing steel for superior durability, backed by our ISO 9001:2015 quality certification for peace of mind

Spherical Plain Bearing GEZ19ES-2RS Self-lubricating for Engineering Hydraulic Cylinder
Joint Bearing

Spherical Plain Bearing GEZ19ES-2RS Self-lubricating for Engineering Hydraulic Cylinder

Ensure smooth, maintenance-free operation in your engineering hydraulic cylinder with the Spherical Plain Bearing GEZ19ES-2RS, designed to eliminate downtime from lubrication checks while handling heavy radial loads. Crafted from high-grade bearing steel with a precision 19.05*31.75*16.662mm structure, this self-lubricating steel-on-steel bearing delivers consistent performance in forging machines, construction equipment, and water conservancy machinery.Self-lubricating design reduces maintenance needs and extends service life in harsh industrial environmentsWhole outer ring construction ensures stability under dynamic loads, critical for hydraulic cylinder applicationsHigh precision manufacturing (P0-P4 grade compatible) minimizes vibration, enhancing machinery efficiencyBacked by Saifan’s ISO 9001-certified quality control and 12-month warranty for reliable rotation you can trust

Self-Aligning Roller Bearings 22236E 22238E 22240E for Industrial Machinery P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearings 22236E 22238E 22240E for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Self-Aligning Roller Bearings—engineered to minimize downtime and boost operational reliability. Available in models 22236E, 22238E, and 22240E (180*320*86 mm for 22236E), these P0-P4 precision bearings adapt to misalignment, reducing stress on shafts and extending equipment lifespan.Double-row roller design handles heavy radial loads while maintaining stability in high-torque applicationsChoose from C0/C3/C4 clearance options to match your machinery’s specific operating conditionsBacked by ISO 9001:2015 quality standards and our 12-month warranty for long-term peace of mind

Precision Ball Screw Sfu8010-4 Sfu8020-4 Sfu10020-4 for OEM/ODM Industrial Machinery
Unclassified

Precision Ball Screw Sfu8010-4 Sfu8020-4 Sfu10020-4 for OEM/ODM Industrial Machinery

Boost your industrial machinery’s precision and efficiency with our Precision Ball Screw SFU series, designed to deliver smooth, reliable motion in OEM/ODM applications. Crafted from high-grade alloy, these SFU8010-4, SFU8020-4, and SFU10020-4 models ensure consistent performance under heavy loads, reducing downtime and enhancing operational stability.Engineered for seamless integration with machinery requiring precise linear motion, from CNC tools to automated production linesBacked by our ISO-certified manufacturing process, guaranteeing tight tolerance control and long service lifeFlexible OEM/ODM support allows customization to your exact specifications, ensuring a perfect fit for your unique equipment needs

Automobile Hub Bearings DAC42760039 42x76x39mm Low Noise Long Life OEM Bearing
Automotive Bearing

Automobile Hub Bearings DAC42760039 42x76x39mm Low Noise Long Life OEM Bearing

Experience smoother rides and quieter journeys with our Automobile Hub Bearings—engineered to reduce noise and extend service life for your vehicle. The DAC42760039 model, with precise 42x76x39mm dimensions, ensures a perfect fit for reliable wheel rotation, addressing common concerns about vibration and durability in automotive applications.Double-row design and P0-P4 precision rating deliver stable performance under varying loadsLow noise Z1V1-Z3V3 vibration grades enhance driving comfortHigh-quality bearing steel construction ensures long life even in demanding conditionsSupports OEM/ODM customization to match your specific vehicle requirements

High Precision NSK Angular Contact Bearing 7206 for Food Machinery 30X62X16mm
Ball Bearing

High Precision NSK Angular Contact Bearing 7206 for Food Machinery 30X62X16mm

Ensure smooth, precise rotation in your food machinery with the High Precision NSK Angular Contact Bearing 7206, designed to deliver reliable performance even in demanding production environments. This 30X62X16mm bearing minimizes downtime with its long service life and low noise operation, keeping your equipment running efficiently shift after shift.Engineered to P0-P4 precision grades and Z1V1-Z3V3 vibration standards for consistent, high-speed performanceConstructed with premium bearing steel to withstand the rigors of food processing machinery, ensuring stable operation under varying loadsBacked by Saifan's 12-month warranty and expert technical support, giving you confidence in every turn

Mechanical Thrust Ball Bearings 51308 51408 51109 High Precision P0-P4 for Industrial Machinery
Ball Bearing

Mechanical Thrust Ball Bearings 51308 51408 51109 High Precision P0-P4 for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with our Mechanical Thrust Ball Bearings, engineered to deliver reliable performance even under heavy axial loads. Available in precision grades P0-P4 and models 51308, 51408, 51109, these bearings minimize vibration (Z1V1-Z3V3) and extend equipment lifespan, addressing the need for consistent operation in demanding industrial environments.Single-row, separated design allows easy installation and maintenance, a critical advantage for machinery downtime reductionConstructed with high-grade bearing steel and compatible with grease or oil lubrication, ensuring stability across diverse operating conditionsIn-stock availability for quick fulfillment, with OEM/ODM support to meet custom specifications—ideal for manufacturers seeking both standard solutions and tailored components

GE60ES-2RS Spherical Plain Bearing for Construction Machinery High Precision Self-lubricating
Joint Bearing

GE60ES-2RS Spherical Plain Bearing for Construction Machinery High Precision Self-lubricating

Ensure smooth, high-precision rotation in your construction machinery with the GE60ES-2RS Spherical Plain Bearing—a self-lubricating solution designed to minimize downtime and boost operational reliability. Crafted from premium bearing steel with a 60*90*44 mm specification, this radial spherical plain bearing delivers long life and low noise, even under heavy loads in hydraulic cylinders, forging machines, and automation equipment.Self-lubricating design eliminates frequent maintenance, addressing the hassle of regular lubrication in harsh job site conditionsSteel-on-steel sliding contact ensures exceptional durability, making it ideal for the rigorous demands of construction machineryWhole outer ring structure enhances stability, providing consistent performance you can trust for critical applications

Auto Wheel Hub Bearings DAC38710033/30 4RS ZZ for Toyota Volkswagen Ford, P4 Precision
Automotive Bearing

Auto Wheel Hub Bearings DAC38710033/30 4RS ZZ for Toyota Volkswagen Ford, P4 Precision

Ensure smooth, reliable rotation for your Toyota, Volkswagen, or Ford with precision-engineered Auto Wheel Hub Bearings designed to minimize vibration and extend service life. Crafted to P4 precision grade and available in 4RS (sealed) or ZZ (shielded) configurations, these bearings maintain optimal performance under varying loads, addressing the need for consistent durability in automotive applications. DAC38710033/30 model with 37*72*37mm dimensions for perfect fit in specified vehicle makes Double-row radial design handles both radial and axial loads, reducing premature wear High-grade bearing steel construction ensures stability even in high-temperature environments In-stock availability for quick fulfillment, supporting efficient maintenance schedules

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