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
Double Row Cylindrical Roller Bearing NU2214 EC P/C3 for Industrial Machinery, 60-64 HRC Hardness
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Double Row Cylindrical Roller Bearing NU2214 EC P/C3 for Industrial Machinery, 60-64 HRC Hardness

Ensure smooth, long-lasting performance for your industrial machinery with the Double Row Cylindrical Roller Bearing NU2214 EC P/C3—engineered to handle heavy radial loads while maintaining precision rotation. Crafted from high-grade bearing steel with 60-64 HRC hardness, this bearing delivers exceptional wear resistance, reducing downtime and extending equipment lifespan.C3 clearance design optimizes heat dissipation in high-speed applications, ideal for machine tools and textile machinerySeparated inner/outer rings allow easy mounting and maintenance, simplifying replacement during critical operationsComplies with strict quality standards, ensuring reliable performance even in demanding industrial environments

Double Row Cylindrical Roller Bearing NU2215 NU2216 EC P/C3 for Wholesale Industrial Machinery
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Double Row Cylindrical Roller Bearing NU2215 NU2216 EC P/C3 for Wholesale Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with our Double Row Cylindrical Roller Bearing NU2215 NU2216 EC P/C3, designed to minimize downtime and enhance operational reliability. Crafted from premium bearing steel with 60-64 HRC hardness, these bearings deliver exceptional load capacity and wear resistance, making them ideal for heavy-duty applications in machine tools, reducers, and industrial equipment.C3 clearance ensures optimal performance under thermal expansion, preventing seizing and extending service life in high-temperature environmentsSeparated design allows easy installation and maintenance, reducing assembly time and labor costs for your production lineAvailable with brass or steel cages to suit specific application demands, backed by Saifan's strict quality control and 12-month warranty for peace of mind

Double Row Cylindrical Roller Bearing NU222-Ec M C3 for Industrial Machinery with Brass Cage
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Double Row Cylindrical Roller Bearing NU222-Ec M C3 for Industrial Machinery with Brass Cage

Ensure smooth, high-precision rotation in your industrial machinery with the Double Row Cylindrical Roller Bearing NU222-Ec M C3—engineered to minimize downtime and maximize operational efficiency. Crafted with a durable brass cage and premium bearing steel (60-64 HRC hardness), this bearing delivers exceptional load capacity and heat resistance, making it ideal for heavy-duty applications like machine tools and reducers.C3 clearance design accommodates thermal expansion in high-speed operations, maintaining stability even under fluctuating temperaturesSeparated inner and outer rings allow easy mounting and dismounting, simplifying maintenance and reducing assembly timeComplies with ISO industrial standards, ensuring reliable performance that aligns with your machinery’s demanding requirements

Double Row Cylindrical Roller Bearing Nu2234 Ec Ml with Adjustable Clearance for Industrial Machinery
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Double Row Cylindrical Roller Bearing Nu2234 Ec Ml with Adjustable Clearance for Industrial Machinery

Ensure smooth, high-precision rotation in your industrial machinery with the Double Row Cylindrical Roller Bearing NU2234 EC ML, engineered to deliver reliable performance even under heavy loads. This adjustable clearance bearing eliminates the hassle of mismatched components, letting you fine-tune clearance to C0/C2/C3/C4/C5 specifications for optimal machinery efficiency—no more downtime from ill-fitting parts.Constructed with high-grade bearing steel (60-64 HRC hardness) and available with brass or steel cages, it balances durability and precision for long service life in demanding industrial environments.Designed as a separated, non-aligning bearing, it simplifies installation and maintenance while ensuring axial load handling capabilities critical for machine tools, reducers, and heavy equipment.Backed by Saifan Bearings' ISO 9001:2015 quality standards, this industrial machinery bearing ensures consistent performance you can trust, supported by our 12-month warranty and expert technical guidance.

Low Friction Double Row Cylindrical Roller Bearing Nu310-Ec M-C3 for Industrial Machinery
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Low Friction Double Row Cylindrical Roller Bearing Nu310-Ec M-C3 for Industrial Machinery

Reduce energy loss and extend machinery uptime with our Low Friction Double Row Cylindrical Roller Bearing Nu310-Ec M-C3—engineered to deliver smooth, efficient rotation for industrial equipment. Crafted from high-grade bearing steel with a hardness of 60-64 HRC, this bearing minimizes operational friction to cut maintenance costs and enhance productivity in heavy-duty applications.Double row design with C3 clearance ensures optimal load distribution and thermal expansion tolerance, critical for high-speed industrial machinerySeparated construction allows easy mounting and dismounting, simplifying replacements and reducing downtimePrecision-manufactured to meet ISO standards, compatible with a wide range of industrial machinery from conveyors to gearboxes

Double Row Cylindrical Roller Bearing Nu2220-Ec Ml for Industrial Machinery with C3 Clearance
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Double Row Cylindrical Roller Bearing Nu2220-Ec Ml for Industrial Machinery with C3 Clearance

Ensure smooth, high-precision rotation in your industrial machinery with the Double Row Cylindrical Roller Bearing Nu2220-Ec Ml, engineered to deliver reliable performance even under heavy loads. Its C3 clearance design minimizes friction and heat buildup, extending equipment uptime and reducing maintenance needs for long-term operational efficiency.Medium and large outer dimension (120-190mm) fits industrial machinery requirements, with separated structure for easy installation and replacementPremium bearing steel construction (60-64 HRC hardness) ensures durability, while brass or steel cage options provide stable roller guidanceComplies with industry standards to meet the demands of machine tools, reducers, and other industrial applications needing consistent precision

Double Row Cylindrical Roller Bearing NU226 EC P for Industrial Machinery with Fast Delivery
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Double Row Cylindrical Roller Bearing NU226 EC P for Industrial Machinery with Fast Delivery

Keep your industrial machinery running smoothly with the Double Row Cylindrical Roller Bearing NU226 EC P—engineered to deliver reliable performance and minimize downtime. This high-precision bearing (P0-P4 grade) handles heavy radial loads with ease, thanks to its separated inner/outer ring design and brass/steel cage options, ensuring stable operation even in demanding conditions. Fast 3-5 day sample delivery and 5-15 day bulk lead times keep your production on track 60-64 HRC hardness and C0-C5 clearance options for precise fit and long service life ISO-certified quality meets industrial standards, backed by 12-month warranty for peace of mind

Small Gap Double Row Cylindrical Roller Bearing Nu317 Ec M/C3 for Industrial Machinery
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Small Gap Double Row Cylindrical Roller Bearing Nu317 Ec M/C3 for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with the Small Gap Double Row Cylindrical Roller Bearing Nu317 Ec M/C3. Engineered to minimize vibration and maintain alignment under heavy loads, this bearing reduces downtime and extends equipment lifespan—key for manufacturers facing tight production schedules.Precision-grade C3 clearance balances thermal expansion needs with operational stability, ideal for continuous-duty applications like conveyors and gearboxesConstructed with high-grade bearing steel (60-64 HRC hardness) and brass/steel cage options, ensuring durability in harsh industrial environmentsNon-aligning design with separated inner/outer rings allows easy installation and maintenance, streamlining your workflow

Double Row Cylindrical Roller Bearing Nu326 Ec J for Industrial Machinery with C3 Clearance
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Double Row Cylindrical Roller Bearing Nu326 Ec J for Industrial Machinery with C3 Clearance

Ensure smooth, high-precision rotation for your industrial machinery with the Double Row Cylindrical Roller Bearing Nu326 Ec J, engineered to deliver reliable performance under heavy loads. This C3 clearance bearing minimizes vibration and heat buildup, reducing downtime and extending equipment lifespan—ideal for manufacturers seeking consistent operation in demanding conditions.Precision-grade design (P0-P4 available) ensures optimal alignment in machine tools, reducers, and printing equipmentSeparated inner/outer rings allow easy mounting and maintenance, saving valuable setup timeConstructed with high-grade bearing steel (60-64 HRC hardness) for superior wear resistance and long service lifeCompatible with standard industrial shafts, supporting seamless integration into existing production lines

Oversized Double Row Cylindrical Roller Bearing Nu244 Ec Ml/C3 for Large Mechanical Equipment
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Oversized Double Row Cylindrical Roller Bearing Nu244 Ec Ml/C3 for Large Mechanical Equipment

Ensure smooth, heavy-duty rotation for your large mechanical equipment with the reliable Oversized Double Row Cylindrical Roller Bearing Nu244 EC ML/C3. Crafted with high-grade bearing steel (60-64 HRC hardness) and a durable brass cage, this 120-190mm non-aligning bearing delivers exceptional axial load capacity and long service life, even in demanding industrial conditions.C3 clearance design minimizes friction and heat buildup during high-speed operation, reducing downtime and maintenance costsSeparated structure allows for easy installation and replacement, streamlining your equipment maintenance workflowMeets strict quality standards with Z2-Z3 vibration grades, ensuring stable performance for machinery like excavators, reducers, and large-scale industrial systems

Vibration Resistant Double Row Cylindrical Roller Bearing Nu2207 Ec J/C3 for Industrial Transmission
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Vibration Resistant Double Row Cylindrical Roller Bearing Nu2207 Ec J/C3 for Industrial Transmission

Ensure smooth, quiet industrial transmission with our Vibration Resistant Cylindrical Roller Bearing, engineered to minimize operational disruptions in high-torque machinery. The Nu2207 Ec J/C3 design combines a brass cage for heat dissipation and C3 clearance for thermal expansion tolerance, solving common issues with premature wear in variable-speed applications.Double row construction delivers 30% higher radial load capacity than single row alternatives, ideal for heavy-duty gearboxes and conveyorsZ3V3 vibration grade ensures stable performance even at 3000+ RPM, reducing noise pollution and extending equipment lifespan60-64 HRC hardness rating guarantees durability in continuous operation, backed by our ISO 9001-certified manufacturing process

Double Row Cylindrical Roller Bearing NUP211 EC J/C3 for Gearbox High Precision
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Double Row Cylindrical Roller Bearing NUP211 EC J/C3 for Gearbox High Precision

Ensure smooth, high-precision gearbox operation with the Double Row Cylindrical Roller Bearing NUP211 EC J/C3—engineered to minimize vibration and extend machinery lifespan in demanding industrial environments. Crafted from premium bearing steel with a hardness of 60-64 HRC, this bearing delivers reliable performance under heavy loads, addressing the need for consistent durability in high-stress applications.Precision-grade design (C3 clearance) ensures optimal fit and reduced noise, critical for maintaining gearbox efficiencySeparated structure with brass or steel cage allows for easy installation and maintenance, saving valuable downtimeBacked by ISO 9001:2015 quality standards, offering peace of mind for long-term operational stability

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.

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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.

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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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Flexible payment terms