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
Anti Fatigue Double Row Cylindrical Roller Bearing Nu212 Ec M/C4 for Agricultural Machinery
Keep your agricultural machinery running longer with the Anti Fatigue Double Row Cylindrical Roller Bearing Nu212 Ec M/C4—engineered to reduce downtime and boost productivity during peak harvest seasons. This bearing’s C4 clearance and brass cage design deliver exceptional load handling and heat dissipation, ensuring reliable performance in the heavy-duty conditions of tractors and harvesters.60-64 HRC hardness rating guarantees wear resistance against grit and debris common in farm environmentsDouble row construction minimizes vibration (Z2V2 grade) for smoother operation and extended equipment lifePrecision-machined from high-grade bearing steel to maintain alignment under variable loads, reducing maintenance costs
Double Row Cylindrical Roller Bearing NNU4936 B/Sp C3 for Metallurgical Machinery
Boost your metallurgical machinery's reliability with the NNU4936 B/Sp C3 double row cylindrical roller bearing, engineered to deliver consistent performance under heavy loads and high temperatures. This non-aligning, separated bearing design ensures easy installation and maintenance, minimizing downtime for your critical operations.C3 clearance optimizes heat dissipation during continuous operation, reducing wear and extending service life60-64 HRC hardness grade guarantees exceptional durability for demanding metallurgical applicationsBrass or steel cage options provide stable roller guidance, enhancing rotational precision under dynamic loadsBacked by our ISO 9001-certified manufacturing, this bearing ensures your equipment runs smoothly with minimal interruptions, letting you focus on productivity rather than unexpected repairs.
Double Row Cylindrical Roller Bearing NUP2313-EC P for High-Precision Printing Machinery
Ensure smooth, high-precision operation of your printing machinery with the Double Row Cylindrical Roller Bearing NUP2313-EC P, engineered to minimize vibration and extend equipment uptime even under continuous production demands. Crafted from premium bearing steel with 60-64 HRC hardness, this bearing delivers exceptional durability and consistent performance, addressing the critical need for reliable rotation in high-speed printing applications.Separated design allows easy installation and maintenance, reducing downtime for busy production linesAvailable clearance grades (C0/C2/C3/C4/C5) and vibration levels (Z1V1-Z3V3) ensure precise适配 to specific machinery requirementsBrass or steel cage options provide enhanced stability, making it ideal for heavy-duty printing equipment
Double Row Cylindrical Roller Bearing NU320 EC J/C3 for Spindle Main Shaft with C3 Clearance
Ensure smooth, high-precision rotation for your machine tool spindle with the Double Row Cylindrical Roller Bearing NU320 EC J/C3, engineered to minimize vibration and extend equipment lifespan. Crafted from premium bearing steel with 60-64 HRC hardness, this C3 clearance bearing delivers exceptional radial load capacity—critical for maintaining stability during heavy-duty machining operations.Separated design allows easy mounting and maintenance, reducing downtime for industrial machinery manufacturersBrass or steel cage options accommodate diverse operating speeds, ensuring reliable performance in high-torque applicationsComplies with strict quality standards, backed by our expertise in precision grade manufacturing (P0-P4) for consistent, long-term use
High Rigidity Double Row Cylindrical Roller Bearing Nu207-Ec P-C3 for CNC Machine Tools
Boost CNC machining precision and reduce vibration with the High Rigidity Double Row Cylindrical Roller Bearing Nu207-Ec P-C3—engineered to deliver stable performance even under heavy loads. Crafted from premium bearing steel with 60-64 HRC hardness, this bearing ensures long service life and consistent rotation for critical machine tool operations.Optimized C3 clearance design minimizes thermal expansion issues during high-speed运转, maintaining accuracy across extended production runsSeparated structure allows easy mounting and maintenance, reducing downtime for industrial manufacturersComplies with ISO standards for reliability, backed by Saifan's strict quality control and 12-month warranty
Double Row Cylindrical Roller Bearing Nu2226 Ec P/C3 for Industrial Machinery High Durability
Keep your industrial machinery running smoothly with the Double Row Cylindrical Roller Bearing Nu2226 Ec P/C3—engineered for high durability that minimizes downtime and extends equipment lifespan. This precision bearing handles heavy radial loads with ease, thanks to its separated design and C3 clearance, ensuring optimal performance even in demanding operating conditions. Crafted from high-grade bearing steel (60-64 HRC hardness) for superior wear resistance and stable rotation Features brass or steel cage options to suit specific application needs, reducing friction and enhancing reliability Meets strict industrial standards, making it ideal for machine tools, reducers, and heavy-duty equipment requiring consistent precision
Premium Double Row Cylindrical Roller Bearing NN3008 Tn/Sp for Precision Spindle Applications
Ensure smooth, precise rotation for your high-performance spindle systems with the Premium Double Row Cylindrical Roller Bearing NN3008 Tn/Sp, engineered to eliminate vibration and extend equipment lifespan even under heavy loads. Crafted from high-grade bearing steel with a hardness of 60-64 HRC, this precision spindle bearing delivers exceptional stability—critical for industrial machinery where minimal runout directly impacts product quality.Separated design allows easy mounting and maintenance, reducing downtime during replacementsAvailable with C0-C5 clearance options and Z1V1-Z3V3 vibration grades to match exact operating conditionsBrass or steel cage options ensure reliable performance in high-speed applications, backed by Saifan's strict ISO 9001 quality control
Double Row Cylindrical Roller Bearing Nu320 Ec Ml/C3 for Industrial Machinery Fitting
Ensure smooth, high-precision rotation for your industrial machinery with our reliable Double Row Cylindrical Roller Bearing NU320 EC ML/C3. Engineered to handle heavy radial loads while maintaining stability, this bearing minimizes downtime and extends equipment lifespan—perfect for manufacturers seeking consistent performance in demanding operations.Crafted from high-grade bearing steel (60-64 HRC hardness) with separated inner/outer rings for easy installation and maintenanceFeatures C3 clearance and Z1V1-Z3V3 vibration grades to reduce noise and heat buildup in high-speed applicationsBrass or steel cage options provide durability for machinery like reducers, printing presses, and industrial gearboxesBacked by Saifan’s strict quality control and ISO-certified production, this bearing delivers the precision and longevity your operations depend on.
Double Row Cylindrical Roller Bearing Nu218-Ec M for Mechanical Support with C3 Clearance
Ensure smooth, reliable mechanical support with the Double Row Cylindrical Roller Bearing Nu218-Ec M, engineered to minimize downtime in high-load industrial applications. Its C3 clearance design balances thermal expansion and operational precision, making it ideal for machinery requiring consistent performance under variable temperatures. Crafted from high-grade bearing steel with 60-64 HRC hardness, this bearing delivers exceptional durability to keep your equipment running longer between maintenance checks.Separated structure allows easy installation and inspection, reducing setup time for busy workshopsBrass or steel cage options accommodate specific load and speed requirements, ensuring optimal适配性 for your machineryZ2V2 vibration grade minimizes noise and resonance, enhancing workplace comfort and equipment stability
Double Row Cylindrical Roller Bearing Nu322-Ec for Industrial Machinery High Precision
Ensure smooth, precise operation for your industrial machinery with the Double Row Cylindrical Roller Bearing Nu322-Ec—engineered to minimize downtime and maximize performance in heavy-duty applications. This high precision roller bearing delivers exceptional load capacity and stability, thanks to its separated inner and outer rings that allow easy installation and maintenance, a critical advantage for busy manufacturing environments. Crafted from premium bearing steel with 60-64 HRC hardness for long-lasting durability, even under rigorous operating conditions Available clearance grades (C0-C5) and vibration levels (Z1V1-Z3V3) to fine-tune performance for specific machinery requirements Brass or steel cage options ensure reliable rotation, reducing wear and extending service life for cost-effective operation
Double Row Cylindrical Roller Bearing N220 NU212-Ec P/C3 for Industrial Machinery Replacement
Ensure smooth, long-lasting operation for your industrial machinery with this high-performance Double Row Cylindrical Roller Bearing, designed to replace worn components in demanding applications. Crafted from premium bearing steel with 60-64 HRC hardness, it delivers exceptional durability and load capacity, minimizing downtime and extending equipment lifespan.Precision-engineered with C3 clearance and Z2V2 vibration grade for stable rotation in industrial machinerySeparated design allows easy installation and maintenance, reducing repair time for critical equipmentAvailable in brass or steel cage options to match specific operational needs, ensuring optimal performance in diverse conditions
Double Row Cylindrical Roller Bearing NUP314 EC for Hydraulic Machinery Systems
Ensure smooth, high-precision rotation in your hydraulic machinery systems with the Double Row Cylindrical Roller Bearing NUP314 EC, engineered to minimize downtime and enhance operational stability. This bearing delivers exceptional radial load capacity and precise axial guidance, making it ideal for heavy-duty hydraulic applications where reliability under pressure is non-negotiable.Constructed with premium bearing steel (60-64 HRC hardness) and available with brass or steel cages, ensuring long service life even in demanding industrial environmentsFeatures clearance options (C0/C2/C3/C4/C5) to accommodate specific system tolerances, reducing vibration (Z1V1-Z3V3 grades) for quieter, more efficient machinery performanceSeparated design allows for easy installation and maintenance, streamlining your workflow and cutting down on maintenance costs
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
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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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