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
Double Row Cylindrical Roller Bearing NNU4924 B/SP W33 for Power Transmission with C3 Clearance
Ensure smooth power transmission in industrial machinery with the Double Row Cylindrical Roller Bearing NNU4924 B/SP W33, engineered to handle heavy radial loads while maintaining precision rotation. Its C3 clearance design minimizes friction under varying temperatures, reducing wear and extending equipment uptime—ideal for high-demand applications like reducers and printing presses.Separated inner/outer rings allow easy mounting and disassembly, simplifying maintenance and reducing downtime60-64 HRC hardness ensures durability, while Z2V2 vibration grade delivers quiet operation even at high speedsCompatible with standard power transmission setups, backed by Saifan's 12-month warranty and technical support for seamless integration
Double Row Cylindrical Roller Bearing Nu2322 Ec Ml/C3 for Industrial Machinery Long Operation
Maximize industrial machinery uptime with the Double Row Cylindrical Roller Bearing Nu2322 EC ML/C3, engineered to deliver consistent performance under heavy loads. Its C3 clearance design ensures optimal heat dissipation during long operation cycles, addressing the challenge of maintaining precision in continuous industrial environments.Constructed with high-grade bearing steel (60-64 HRC hardness) for extended service life and reliable rotationSeparated inner/outer rings with brass or steel cage options allow easy installation and maintenanceComplies with Z2V2 vibration standards to minimize noise and enhance equipment stability
Double Row Cylindrical Roller Bearing NUP209-Ec P for Drive System Transmission
Ensure smooth, high-torque transmission in drive systems with the Double Row Cylindrical Roller Bearing NUP209-Ec P—engineered to minimize vibration and extend machinery lifespan in industrial and automotive applications. Crafted from premium bearing steel with 60-64 HRC hardness, this separated-type bearing delivers exceptional load capacity and precise alignment, addressing common issues of premature wear in high-stress operations.Z2V2 vibration grade ensures quiet, stable rotation even under heavy axial loadsBrass or steel cage options for customizable durability in diverse working conditionsPrecision-machined to C0-C5 clearance standards, compatible with strict transmission system tolerances
Double Row Cylindrical Roller Bearing Nu220-Ec P-C3 for Heavy Industry Machinery
Ensure uninterrupted heavy machinery performance with the Double Row Cylindrical Roller Bearing Nu220-Ec P-C3, engineered to deliver exceptional load capacity and precision for industrial applications. Crafted from high-grade bearing steel with 60-64 HRC hardness, this C3 clearance bearing minimizes vibration (Z1V1-Z3V3 grades) and ensures long service life even under extreme conditions.Separated design allows easy installation and maintenance, reducing downtime for busy operationsBrass or steel cage options provide reliable guidance for rollers, enhancing stability in heavy-duty machineryComplies with global industrial standards, making it a trusted choice for OEMs and machinery manufacturers seeking consistent quality
Double Row Cylindrical Roller Bearing NUP238 Ec Ml/C3 for Environmental Machinery with C3 Clearance
Ensure smooth, reliable rotation in your environmental machinery with the Double Row Cylindrical Roller Bearing NUP238 Ec Ml/C3. Engineered to handle heavy axial loads while maintaining precision, this C3 clearance bearing minimizes vibration and extends equipment uptime—perfect for demanding industrial environments where consistent performance directly impacts productivity.Constructed with high-grade bearing steel (60-64 HRC hardness) for exceptional durability and wear resistance, even under continuous operationSeparated design allows easy installation and maintenance, reducing downtime during servicingMeets ISO standards for reliability, backed by Saifan’s strict quality control and 12-month warranty for long-term peace of mind
High Load Double Row Cylindrical Roller Bearing Nu213-Ec P for Wind Power Equipment
Ensure uninterrupted wind turbine operation with our High Load Double Row Cylindrical Roller Bearing Nu213-Ec P, engineered to deliver exceptional durability under heavy axial loads and variable wind conditions. Crafted from premium bearing steel with 60-64 HRC hardness, this bearing minimizes downtime by maintaining precise rotation even in harsh environments, addressing the critical need for reliable performance in renewable energy setups.Optimized clearance options (C0-C5) allow fine-tuning for specific wind turbine gearbox requirements, ensuring seamless integration with existing systemsSeparated design with brass or steel cages enhances maintenance efficiency, reducing long-term operational costs for wind power equipment manufacturersComplies with international standards, backed by our ISO 9001:2015 quality certification and 12-month warranty for peace of mind
Double Row Cylindrical Roller Bearing Nu2311 Ec C3 for Heavy Machinery Construction Equipment
Ensure smooth, heavy-duty performance for your construction equipment with the Double Row Cylindrical Roller Bearing NU2311 EC C3—engineered to minimize downtime and maximize reliability in demanding work environments. This precision bearing handles axial and radial loads with ease, thanks to its separated design and C3 clearance, making it ideal for heavy machinery like excavators and industrial gearboxes.Constructed from high-grade bearing steel (60-64 HRC hardness) for exceptional wear resistance and long service lifeAvailable with brass or steel cages to suit specific operational needs, ensuring stable rotation even under extreme conditionsComplies with international standards, backed by Saifan’s strict quality control and 12-month warranty for peace of mind
Cement Special Double Row Cylindrical Roller Bearing Nu2320-Ec for Building Machinery with C3 Clearance
Ensure uninterrupted operation of your cement machinery with the Cement Special Double Row Cylindrical Roller Bearing Nu2320-Ec, engineered to deliver exceptional durability under heavy loads and high temperatures. This building machinery bearing features C3 clearance, optimizing performance in thermal expansion scenarios common in construction environments, while its separated design allows for easy maintenance and quick replacements—minimizing downtime when every minute counts.Precision-crafted from high-grade bearing steel (60-64 HRC hardness) for long service life in harsh cement production conditionsAvailable with brass or steel cages to suit specific operational demands, ensuring stable rotation even under extreme stressComplies with industry standards to seamlessly integrate with your existing equipment, backed by our commitment to reliable supply and responsive technical support
Low Temperature Double Row Cylindrical Roller Bearing Nu316-Ec M-C3 for Cold Resistant Machinery
Ensure smooth, reliable rotation in sub-zero environments with our Low Temperature Cylindrical Roller Bearing—engineered to eliminate cold-weather performance issues for your cold-resistant machinery. The Nu316-Ec M-C3 model features a double row design and C3 clearance, delivering exceptional radial load capacity and thermal stability even in extreme low-temperature conditions.Brass cage construction ensures minimized friction and extended service life, critical for heavy-duty cold equipment operationsPrecision-grade bearing steel (60-64 HRC hardness) guarantees consistent performance, reducing costly downtime from premature wearNon-aligning design maintains alignment under thermal stress, perfect for machinery in temperature-fluctuating environments
Double Row Cylindrical Roller Bearing NUP219 EC P for Vehicle Transmission Systems
Ensure smooth, reliable power transmission in vehicle systems with the Double Row Cylindrical Roller Bearing NUP219 EC P—engineered to minimize downtime and maximize performance. This high-precision bearing handles axial loads with exceptional stability, thanks to its separated design and C0-C5 clearance options that adapt to your transmission’s specific torque demands. Crafted from premium bearing steel (60-64 HRC hardness) for long service life, even under heavy-duty conditions Features Z1V1-Z3V3 vibration grades to reduce noise and enhance driving comfort Available with brass or steel cages for optimal durability in automotive transmission environments
Automobile Transmission Double Row Cylindrical Roller Bearing Nu2316 Ec Ml/C3 with C3 Clearance
Ensure smooth, reliable performance in your car's transmission with the Automobile Transmission Double Row Cylindrical Roller Bearing Nu2316 Ec Ml/C3, designed to handle heavy loads and reduce wear during gear shifts. Crafted from high-grade bearing steel with a hardness of 60-64 HRC, this C3 clearance bearing minimizes vibration (Z1V1-Z3V3 grades available) and ensures consistent operation even under demanding conditions.Double row cylindrical structure with separated design for easy installation and maintenancePrecision-engineered to meet automotive transmission specifications, supporting seamless power transferAvailable with brass or steel cages to suit your application needs, backed by our strict quality control processes
Double Row Cylindrical Roller Bearing NU2315 Ec J/C3 for Farm Machinery Heavy Load
Ensure smooth, heavy-duty performance for your farm machinery with the Double Row Cylindrical Roller Bearing NU2315 Ec J/C3, engineered to handle extreme loads and reduce downtime during critical harvesting seasons. This bearing delivers exceptional durability with high-grade bearing steel construction (60-64 HRC hardness) and a C3 clearance design, ideal for accommodating thermal expansion in agricultural equipment operating under variable conditions.Separated structure allows easy installation and maintenance, minimizing machinery downtimeBrass or steel cage options provide reliable retention of rollers under heavy radial loadsZ2V2 vibration grade ensures quiet operation, protecting both equipment and operator comfort
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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