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
By Precision Grade
P0 · P4 · P5 · P6All Products
4835 products found
Self-Aligning Roller Bearing NSK 22224CDE4 22224CAME4 for Industrial Machinery 120x215x58mm
Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing NSK 22224, designed to handle heavy radial loads while compensating for shaft misalignment. This 120x215x58mm bearing (models 22224CDE4 and 22224CAME4) delivers consistent performance in demanding applications, reducing downtime and maintenance costs for manufacturers who can’t afford interruptions.Precision-engineered with P0-P4 accuracy and C0/C3/C4 clearance options to match your specific machinery requirementsDouble-row roller design and high-grade bearing steel construction ensure long service life even under continuous operationBacked by Saifan’s strict quality control and 12-month warranty, offering peace of mind for critical industrial operations
22222EK Spherical Roller Bearing 53mm Width for Auto Transmission Systems
Ensure smooth, reliable performance in auto transmission systems with the 22222EK spherical roller bearing, engineered to handle heavy loads and reduce maintenance downtime. This 53mm width bearing delivers exceptional durability, thanks to high-grade chrome steel construction and precision manufacturing that meets ISO standards—critical for minimizing wear in demanding automotive applications.Designed for optimal fit in transmission assemblies, with P0-P4 precision grade ensuring consistent rotation and reduced noise (Z2-Z4 noise grade)Supports OEM/ODM customization to match specific vehicle models, backed by Saifan’s 12-month warranty and responsive after-sales supportSample orders available for testing (3-5 day delivery), with bulk production lead times of 5-15 working days to keep your operations on schedule
22219EK Spherical Roller Bearing – Automotive Wheel Hub with 43mm Width for Heavy Loads
Ensure smooth, reliable rotation even under extreme heavy loads with the 22219EK Spherical Roller Bearing, engineered to enhance the durability and performance of your automotive wheel hub system. This 43mm width bearing delivers exceptional load-carrying capacity, reducing downtime and maintenance costs for vehicles operating in demanding conditions.Designed with precision to minimize vibration and noise, ensuring a quieter, more stable ride for drivers and passengersConstructed with high-grade materials to withstand rigorous use, extending the service life of your wheel hub assemblyPerfect fit for automotive applications requiring robust support, backed by a manufacturer with decades of expertise in bearing technology
22219EK Spherical Roller Bearing – Automotive Wheel Hub with 43mm Width for Stable Rotation
Ensure smooth, reliable rotation in your automotive wheel hub with the 22219EK spherical roller bearing, engineered to deliver consistent performance even under heavy loads. Its precise 43mm width design minimizes vibration and extends service life, addressing the common challenge of premature wear in demanding driving conditions.Optimized for automotive wheel hub applications, providing stable rotation that reduces maintenance needsManufactured to meet ISO standards, ensuring compatibility with a wide range of vehicle modelsFeatures EK design for enhanced load capacity, a critical detail for professionals seeking durable wheel hub solutions
22216ek Spherical Roller Bearing Chrome Steel for Mining Machinery High Durability
Keep your mining machinery running at peak efficiency with the 22216ek spherical roller bearing, engineered to deliver uncompromising durability in heavy-duty conditions. Crafted from high-grade chrome steel, this bearing minimizes downtime by resisting wear and handling extreme loads, ensuring your operations stay on schedule even in the harshest mining environments.Precision-engineered EK design accommodates misalignment, reducing stress on shafts and extending equipment lifespanHigh durability construction meets ISO industrial standards, guaranteeing consistent performance for critical mining applicationsBacked by Saifan Bearings' 12-month warranty and expert technical support, so you can focus on productivity without worrying about component failure
22219E Spherical Roller Bearing Chrome Steel 43mm Width for Mining Machinery
Keep your mining machinery running smoothly with the 22219E spherical roller bearing, engineered to deliver reliable performance even in heavy-duty conditions. Crafted from high-grade chrome steel, this 43mm width bearing minimizes downtime by withstanding extreme loads and reducing wear, so you can focus on productivity without unexpected interruptions.Optimized E-type design enhances load distribution, critical for maintaining precision in mining equipment operationsMeets strict ISO standards for durability, ensuring consistent performance in harsh environmentsDrop-in replacement for seamless integration with existing machinery, saving time on installation and maintenance
Heavy Duty Precision Spherical Roller Bearing 22218E for Escalator with 40mm Width
Ensure smooth, reliable escalator operation even under heavy daily use with the 22218E spherical roller bearing—engineered to minimize downtime and extend service intervals. This 40mm width heavy-duty precision bearing delivers exceptional load capacity and alignment flexibility, critical for handling the constant start-stop cycles of escalator systems.Designed with E-type cage structure to reduce friction and heat buildup, ensuring consistent performance in high-traffic environmentsPrecision-grade construction meets strict industrial standards, eliminating the hassle of frequent replacements and unexpected maintenance costsBacked by our 12-month warranty and responsive technical support, because we understand the impact of equipment reliability on your business
Spherical Roller Bearing 22217E 31mm Width High-Precision Industrial Machinery Parts
Ensure smooth, high-precision rotation in industrial machinery with the 22217E Spherical Roller Bearing, a reliable solution designed to minimize downtime and enhance equipment performance. This 31mm width bearing delivers exceptional load capacity and alignment flexibility, making it ideal for heavy-duty applications where stability under varying conditions is critical.Engineered to meet P0-P4 precision standards, ensuring consistent operation even in demanding industrial environmentsFeatures optimized internal geometry to reduce friction and noise, directly addressing common wear-related inefficienciesConstructed with high-grade chrome steel for extended service life, supporting long-term reliability in machinery like reducers and conveyorsBacked by Saifan's 12-month warranty and expert technical support, providing peace of mind for your production needs
Spherical Roller Bearing 22217E 85x150x31mm for Industrial Machinery High Durability
Keep your industrial machinery running smoothly with the Spherical Roller Bearing 22217E—engineered for high durability to minimize downtime and boost productivity. This 85x150x31mm bearing delivers reliable rotation even under heavy loads, making it ideal for industrial applications where performance consistency is non-negotiable.Precision-crafted with advanced manufacturing techniques to ensure long service life and stable operationDesigned to handle misalignment and radial/axial loads, solving common wear issues in demanding machineryBacked by Saifan’s strict quality control and 12-month warranty for peace of mind
Self-Aligning Roller Bearing 22217K 85x150x36mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise machinery operation with our Self-Aligning Roller Bearing 22217K—engineered to minimize downtime and boost productivity in industrial settings. This 85x150x36mm bearing delivers P0-P4 precision, adapting to shaft misalignment while maintaining stable performance, making it ideal for heavy-duty equipment like conveyors and crushers.Double-row roller design handles radial loads effortlessly, ensuring long service life even under high-stress conditionsAvailable in C0/C3/C4 clearance options to match specific machinery requirements, reducing vibration and noiseBacked by our ISO 9001-certified quality control and 12-month warranty, providing reliable support for your critical operations
Self-Aligning Roller Bearing 22217K 85x150x36mm SKF Double Row for Industrial Machinery
Keep your industrial machinery running smoothly with the Self-Aligning Roller Bearing 22217K SKF, designed to minimize downtime and ensure reliable performance even under misalignment. This double row bearing (85x150x36mm) handles heavy radial loads and axial forces with precision, making it ideal for machinery where shaft deflection or mounting errors are common. Engineered with P0-P4 precision grades and C0/C3/C4 clearance options to match your specific operating conditions High-grade bearing steel construction delivers long service life, reducing the need for frequent replacements SKF quality assurance ensures compliance with international standards, backed by our 12-month warranty for peace of mind Perfect for industrial machinery manufacturers seeking a balance of durability and adaptability—this bearing keeps your equipment rotating with confidence, so you can focus on productivity.
22216EK Self-Aligning Spherical Roller Bearing Low Vibration Chrome Steel for Mining Machine
Minimize downtime and maximize mining equipment performance with the 22216EK spherical roller bearing, engineered to deliver ultra-low vibration operation even under heavy loads. Crafted from high-grade chrome steel, this self-aligning bearing ensures smooth rotation and extended service life in harsh mining conditions, addressing the critical need for reliable components that keep operations running without costly interruptions. Precision-engineered EK design with a cylindrical bore and tapered roller profile for optimal load distribution, a detail professionals trust for aligning misalignment in mining machinery Meets P0-P4 precision standards and Z2-Z4 noise grades, ensuring consistent performance that reduces equipment wear and maintenance frequency 33mm width and robust construction make it ideal for mining machines, providing the durability to handle continuous, high-stress operation
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.
Micro-Level Precision
Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.
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.
Certified Quality System
ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.
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.
±0.001mm
Dimensional Tolerance
≤55 dB
Noise Level (Z4)
180°C
Max Operating Temp
50,000h
Design Service Life
Engineered for Every Industry
From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.
Renewable Energy
Wind & solar power systems
Mineral Processing
Mining & crushing equipment
Marine & Offshore
Corrosion-resistant solutions
Steel & Metallurgy
High-temp heavy-load bearings
Wind Energy
Turbine main shaft bearings
Pulp & Paper
Wet environment performance
Medical & Lab
Ultra-low noise precision
Heavy Machinery
Maximum load capacity
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
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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