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
Durable Deep Groove Ball Bearing 61902 61902-Z 61902-2Z 15x28x7mm for Industrial Machinery
Famous Brand Bearing

Durable Deep Groove Ball Bearing 61902 61902-Z 61902-2Z 15x28x7mm for Industrial Machinery

Ensure smooth, long-lasting operation for your industrial machinery with the reliable 61902 ball bearing, engineered to minimize downtime and maximize productivity. This deep groove radial bearing (15x28x7mm) delivers consistent performance in high-load industrial environments, thanks to premium bearing steel construction and precision manufacturing that meets ISO standards.Choose from open (61902), single shielded (61902-Z), or double shielded (61902-2Z) designs to suit your dust and contamination control needs0° contact angle optimizes radial load handling, critical for machinery like conveyors, pumps, and gearboxesBacked by Saifan’s strict quality control and 12-month warranty, ensuring you get a durable solution that keeps your equipment running without unexpected failures

Deep Groove Ball Bearing 61824 TN1 Long-Lived for Industrial Machinery 120x150x16mm
Famous Brand Bearing

Deep Groove Ball Bearing 61824 TN1 Long-Lived for Industrial Machinery 120x150x16mm

Ensure smooth, long-lasting operation for your industrial machinery with the Deep Groove Ball Bearing 61824 TN1, engineered to deliver reliable performance in demanding applications. This 120x150x16mm radial bearing minimizes downtime with its high-grade bearing steel construction and precision manufacturing, addressing the need for consistent rotation even under heavy loads.Single-row design with 0° contact angle optimizes radial load handling, ideal for machine tools and textile equipmentTN1 cage configuration enhances stability during high-speed rotation, reducing vibration and extending service lifeMeets ISO industrial standards for precision, ensuring seamless integration with existing machinery setups

Deep Groove Ball Bearing 61802 TN1 9x20x6mm High Precision Bearing Steel for Industrial Machinery
Famous Brand Bearing

Deep Groove Ball Bearing 61802 TN1 9x20x6mm High Precision Bearing Steel for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 61802 TN1, crafted to deliver reliable performance where it matters most. This 9x20x6mm high precision bearing steel component minimizes friction and vibration, reducing downtime and extending equipment lifespan—exactly what you need to keep operations running without interruption.Engineered with a 0° contact angle for optimal radial load handling, perfect for high-speed industrial applicationsMade from premium bearing steel to meet rigorous durability standards, ensuring consistent performance even under demanding conditionsPrecision-machined dimensions (9mm ID, 20mm OD, 6mm width) for seamless integration into your existing setups

Deep Groove Ball Bearing 618/670 670x820x69mm NTN Bearing Steel for Machinery
Famous Brand Bearing

Deep Groove Ball Bearing 618/670 670x820x69mm NTN Bearing Steel for Machinery

Ensure smooth, long-lasting machinery operation with the Deep Groove Ball Bearing 618/670, crafted from premium NTN bearing steel for exceptional durability. This 670x820x69mm radial bearing delivers reliable performance in industrial settings, handling radial loads with a 0° contact angle to minimize friction and extend equipment lifespan.Single-row design optimized for high-precision applications, ideal for machinery requiring consistent rotation and reduced maintenanceMeets strict industry standards to ensure compatibility with heavy-duty equipment, addressing common concerns of operational stability and part longevity

Deep Groove Ball Bearing 618/670 670x820x69mm for Industrial Machinery High Precision
Famous Brand Bearing

Deep Groove Ball Bearing 618/670 670x820x69mm for Industrial Machinery High Precision

Ensure smooth, precise rotation for your industrial machinery with this Deep Groove Ball Bearing 618/670, engineered to deliver reliable performance even under heavy loads. Crafted from high-grade bearing steel and designed with a 0° contact angle, this 670x820x69mm precision component minimizes vibration and extends equipment service life, addressing common concerns about operational stability in demanding industrial environments.Single-row radial design optimized for seamless power transmission in machine tools, reducers, and heavy-duty equipmentAdheres to strict quality standards with ISO certification, ensuring consistent performance batch after batchFlexible ordering options available, including sample requests, to meet both prototype testing and large-scale production needs

Deep Groove Ball Bearing 6092 460x680x100mm for Auto Parts, High Precision Radial Bearing Steel
Famous Brand Bearing

Deep Groove Ball Bearing 6092 460x680x100mm for Auto Parts, High Precision Radial Bearing Steel

Ensure smooth, reliable performance for your auto components with this Deep Groove Ball Bearing 6092, engineered to deliver high precision and long service life in demanding automotive applications. Crafted from premium radial bearing steel, this 460x680x100mm bearing maintains stable rotation even under heavy loads, reducing downtime and enhancing overall equipment efficiency.Single-row design with 0° contact angle optimizes radial load handling, critical for automotive transmission systemsPrecision-machined to meet strict industry standards, ensuring seamless integration with your existing partsDurable construction resists wear and tear, providing consistent performance mile after mile

Durable Auto Parts Deep Groove Ball Bearing 6088 with 440x650x94mm Specification for Industrial Use
Famous Brand Bearing

Durable Auto Parts Deep Groove Ball Bearing 6088 with 440x650x94mm Specification for Industrial Use

Ensure smooth, long-lasting industrial operations with our Deep Groove Ball Bearing 6088, engineered to deliver reliable radial load performance in demanding auto parts and machinery applications. Crafted from high-grade bearing steel, this 440x650x94mm bearing minimizes downtime with its durable construction and precise 0° contact angle design, ideal for maintaining consistent rotation under heavy loads.Single-row structure optimized for radial load handling, ensuring stable performance in industrial machineryMeets strict quality standards to reduce maintenance needs, addressing common disruptions in production workflowsCompatible with auto parts and industrial equipment, backed by our expertise in precision bearing manufacturing

Deep Groove Ball Bearing 6060 300x460x74mm for Auto Parts with NTN Brand
Famous Brand Bearing

Deep Groove Ball Bearing 6060 300x460x74mm for Auto Parts with NTN Brand

Ensure smooth, reliable rotation in your auto parts with the Deep Groove Ball Bearing 6060, designed to deliver consistent performance under demanding conditions. This NTN brand bearing, sized 300x460x74mm, minimizes downtime with its precision engineering and high-grade bearing steel construction, directly addressing the need for durable components that keep your operations running without interruptions.Single-row radial design with a 0° contact angle ensures optimal load distribution, critical for maintaining stability in automotive applicationsComplies with international standards, offering a seamless fit for various auto parts while supporting long service lifeBacked by Saifan Bearings' strict quality control and 12-month warranty, providing peace of mind for both short-term repairs and long-term reliability

Deep Groove Ball Bearing 606 604 608 Z Zz for Washing Machine Auto Motorcycle Parts
Famous Brand Bearing

Deep Groove Ball Bearing 606 604 608 Z Zz for Washing Machine Auto Motorcycle Parts

Ensure smooth, long-lasting operation for your washing machine, auto, or motorcycle with this reliable Deep Groove Ball Bearing set (models 606, 604, 608). Crafted from high-grade bearing steel with a 0° contact angle, these single-row radial bearings deliver consistent performance under radial loads, reducing annoying vibrations and extending equipment lifespan.Precision-engineered to fit standard applications, ensuring hassle-free replacement and minimal downtimeSealed design (Z/ZZ) protects against dust and moisture, ideal for household and automotive environmentsBacked by our strict quality control and 12-month warranty, so you can trust every rotation

Deep Groove Ball Bearing 606 604 608 Z Zz for Motorcycle Auto Washing Machine Parts
Famous Brand Bearing

Deep Groove Ball Bearing 606 604 608 Z Zz for Motorcycle Auto Washing Machine Parts

Ensure smooth, reliable rotation for your motorcycle, auto, or washing machine with our Deep Groove Ball Bearing—engineered to reduce noise and extend equipment lifespan. Precision-crafted from high-grade bearing steel with a 0° contact angle, these single-row radial bearings (models 604, 606, 608) deliver consistent performance under radial loads, making them ideal for both automotive components and household appliances.ZZ sealing design prevents dust and moisture intrusion, minimizing maintenance needs in harsh operating environmentsAdheres to strict P0-P4 precision standards for stable operation, backed by our 12-month warranty for peace of mindFlexible order options with 1pc MOQ and fast 3-5 day sample delivery, perfect for both small repairs and bulk production needs

Deep Groove Ball Bearing 6056 280x420x65mm NTN Auto Parts High Precision Bearing Steel
Famous Brand Bearing

Deep Groove Ball Bearing 6056 280x420x65mm NTN Auto Parts High Precision Bearing Steel

Ensure smooth, reliable rotation in your auto parts with the Deep Groove Ball Bearing 6056, crafted to deliver high precision and long service life for demanding automotive applications. This 280x420x65mm bearing, made from premium bearing steel, features a single row design and 0° contact angle to handle radial loads efficiently, reducing downtime and maintenance costs.NTN-branded quality ensures compliance with international standards, backed by strict quality control for stable performancePrecision-engineered to minimize noise and vibration, enhancing overall machinery efficiencyFlexible supply options available, including sample orders and bulk customization to meet your specific needs

Deep Groove Ball Bearing 605 605-2Z 605-2RS 5x12x5mm NSK High Precision in Stock
Famous Brand Bearing

Deep Groove Ball Bearing 605 605-2Z 605-2RS 5x12x5mm NSK High Precision in Stock

Ensure smooth, reliable rotation in your machinery with our Deep Groove Ball Bearing—engineered for precision and ready to ship today. This NSK 605 series (605, 605-2Z, 605-2RS) delivers consistent performance with its 5x12x5mm dimensions, crafted from high-grade bearing steel to handle radial loads effortlessly.Choose from open (605), shielded (2Z), or sealed (2RS) variants to match your application’s dust and moisture protection needs0° contact angle design minimizes friction, extending equipment lifespan and reducing maintenance downtimeIn-stock availability ensures fast delivery, so you can keep production on track without delays

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.

GET INDUSTRY SPEC →
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.

📦

Full FCL Support

20GP / 40HQ containers

🏷️

OEM Branding

Custom packaging & labels

⏱️

5-15 Day Lead

Bulk production timeline

💳

T/T · L/C · Alibaba

Flexible payment terms