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
22334CC/W33 Spherical Roller Bearing for Industrial Machinery High Load Capacity
Ensure smooth, heavy-duty industrial machinery operation with the 22334CC/W33 spherical roller bearing, engineered to deliver exceptional load capacity and reliability. Its 120mm width and precision design minimize downtime in high-stress applications, addressing the critical need for consistent performance in demanding work environments.Self-aligning capability compensates for shaft misalignment, reducing wear and extending equipment lifespanW33 lubrication groove and reservoir ensure optimal grease distribution for long-term maintenance efficiencyManufactured to meet ISO standards, this bearing supports seamless integration into industrial machinery, from conveyors to crushers
22334CC/W33 Spherical Roller Bearing High Temperature Resistant for Industrial Machinery
Ensure smooth, high-temperature industrial machinery operation with the 22334CC/W33 spherical roller bearing, engineered to deliver reliable performance even in demanding thermal environments. This robust bearing minimizes downtime by maintaining stability under heavy loads and extreme temperatures, addressing the critical need for consistent rotation in industrial settings.120mm width design enhances load distribution, ideal for machinery requiring precise alignment and long service lifeCC/W33 configuration provides optimal lubrication retention and self-aligning capability, reducing maintenance needsBacked by Saifan’s ISO 9001-certified quality control, ensuring compatibility with industrial equipment like crushers, conveyors, and pumps
Self-Aligning Roller Bearing 22330E 22332E 22334E for Industrial Machinery with P0-P4 Precision
Ensure smooth, long-lasting operation for your industrial machinery with our Self-Aligning Roller Bearing 22330E 22332E 22334E, engineered to deliver P0-P4 precision and adapt to misalignment in heavy-duty applications. Crafted from high-grade bearing steel with a double-row roller design, these bearings minimize downtime by absorbing radial loads and compensating for shaft deflection, making them ideal for machine tools, reducers, and agricultural equipment.Precision ratings from P0 (standard) to P4 (high precision) ensure consistent performance across critical operationsAvailable clearances (C0/C3/C4) allow customization to specific load and temperature requirementsUnseparated structure enhances installation stability, reducing maintenance needs for busy production linesBacked by our ISO 9001-certified manufacturing process for reliable quality and 12-month warranty support
Self-Aligning Roller Bearing 22326MB W33 Double Row for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing 22326MB W33, engineered to deliver consistent performance even under misalignment. This double row bearing handles heavy radial loads with precision, thanks to its P0-P4 precision rating and optimized clearance options (C0/C3/C4), reducing downtime and extending equipment lifespan.130*280*93mm dimensions with unseparated design for easy installation and maintenanceHigh-grade bearing steel construction ensures durability in demanding industrial environmentsBacked by Saifan's ISO 9001:2015 quality assurance and flexible order support, including OEM/ODM customization
Self-Aligning Roller Bearing 22326EAE4 for Industrial Machinery with P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with the Self-Aligning Roller Bearing 22326EAE4, engineered to deliver reliable performance even under heavy radial loads. This P0-P4 precision bearing adapts to shaft misalignment effortlessly, reducing wear on your equipment and minimizing downtime—so you can keep production running without unexpected interruptions.Double-row roller design with 130*280*93 mm dimensions for robust load capacity and stability in industrial applicationsAvailable clearances (C0/C3/C4) and precision grades to match your specific machinery requirements, ensuring optimal fit and long service lifeBacked by Saifan's strict quality control and ISO-certified manufacturing, this bearing combines high-grade chrome steel with mature production technology for consistent, durable operation
Self-Aligning Roller Bearing 22321CDE4 22322-22328CDE4 for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearing series, including models 22321CDE4, 22322CDE4 to 22328CDE4. Engineered for P0-P4 precision, these double-row bearings automatically compensate for shaft misalignment, reducing wear and extending equipment lifespan in demanding applications like machine tools and reducers. Crafted from high-grade bearing steel with C0/C3/C4 clearance options to handle radial loads and moderate axial forces Unseparated design ensures easy installation and maintenance, minimizing downtime for your operations Backed by our ISO 9001:2015 quality certification and 12-month warranty, delivering consistent performance you can trust
22320E ZV3 Roller Bearing 73mm Width for Wheel Hub Applications with Affordable Price
Ensure smooth, reliable wheel hub rotation with the 22320E roller bearing, engineered to deliver long-lasting performance in demanding applications. This 73mm width bearing combines precision manufacturing (P0-P4 grade available) with an affordable price point, making it an ideal choice for balancing quality and budget without compromising on durability.ZV3 noise grade minimizes operational sound for quieter machinery performanceHigh-grade chrome steel construction ensures resistance to wear and heavy loads, reducing maintenance needsFlexible ordering with 1 piece MOQ and fast 3-5 day sample delivery, perfect for both small repairs and bulk production
22320E ZV3 Roller Bearing 73mm Width for Wheel Hub Applications with Stable Performance
Ensure smooth, reliable rotation for your wheel hub applications with the 22320E ZV3 roller bearing, engineered to deliver consistent performance even under heavy loads. This 73mm width bearing minimizes vibration and noise, addressing common issues with unstable machinery operation while extending equipment lifespan.ZV3 noise grade certification ensures quiet operation, critical for automotive and industrial environments where noise reduction is keyPrecision-manufactured with high-grade chrome steel for durability, meeting ISO standards to handle the rigors of daily useDirect replacement for wheel hub assemblies, designed to fit seamlessly and reduce maintenance downtime
22319E Spherical Roller Bearing for Industrial Machinery with 60mm Width
Ensure smooth, reliable rotation for your industrial machinery with the 22319E spherical roller bearing, engineered to deliver consistent performance even under heavy loads. This 60mm width bearing minimizes downtime by reducing vibration and wear, keeping your equipment running longer with less maintenance.Precision-grade construction (P0-P4) ensures compatibility with industrial machinery like reducers and printing equipment, meeting ISO and ABMA standards for reliable operationHigh-grade chrome steel material enhances durability, ideal for handling the demands of continuous industrial useFlexible order options available, including sample requests and bulk production with 5-15 day delivery, supporting your operational efficiency
Self-Aligning Spherical Roller Bearing 22318EK for Industrial Machinery High Load Capacity
Keep industrial machinery running smoothly under heavy loads with the Self-Aligning Spherical Roller Bearing 22318EK, engineered to minimize downtime and maximize operational efficiency. Its self-aligning design compensates for shaft misalignment, reducing wear on connected components and extending equipment lifespan—critical for maintaining productivity in high-stress manufacturing environments.64mm width provides enhanced load distribution, ensuring stable performance even in applications with radial and axial forcesHigh-grade chrome steel construction delivers exceptional durability, meeting ISO industrial standards for reliable rotation in demanding machineryPrecision-machined to handle continuous heavy loads, making it ideal for industrial equipment where consistent performance is non-negotiable
Self-Aligning Spherical Roller Bearing 22318EK for Heavy Machinery 64mm Width
Ensure smooth, reliable rotation for your heavy machinery with the Self-Aligning Spherical Roller Bearing 22318EK, engineered to minimize downtime and maximize operational efficiency. Its 64mm width provides exceptional load-bearing capacity, making it ideal for high-stress applications like excavators and industrial equipment.Self-aligning design compensates for shaft misalignment, reducing wear and extending service lifePrecision-manufactured to meet ISO standards, ensuring consistent performance even in harsh working conditionsConstructed with high-grade chrome steel for superior durability, backed by our 12-month warranty for peace of mind
Cylindrical & Needle Roller Bearings 22318E for Auto Transmission Systems with 64mm Width
Ensure smooth, reliable performance in your auto transmission system with the 22318E bearing, engineered to deliver precision rotation and extended service life even under heavy loads. This cylindrical roller bearing, with its 64mm width, minimizes vibration and noise—critical for maintaining transmission efficiency and reducing wear on adjacent components.Designed to meet P0-P4 precision standards, ensuring tight tolerance fits for seamless integration into automotive drivetrain systemsConstructed with high-grade chrome steel for superior durability, addressing the challenge of maintaining performance in high-temperature, high-stress environmentsSupports OEM/ODM customization to match specific transmission designs, backed by Saifan’s 12-month warranty and responsive technical support
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
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms