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
High Precision Cylindrical Roller Bearing N316em NJ316em Series for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our High Precision Cylindrical Roller Bearing N316em NJ316em Series. Engineered to deliver reliable performance under heavy radial loads, this cylindrical roller bearing minimizes downtime and enhances equipment efficiency, making it a trusted choice for manufacturers who can’t afford compromises in their production line.Precision rating up to P4 ensures consistent operation, while Z3V3 vibration grade reduces noise and extends service life—critical for high-speed industrial applicationsSeparated structure design allows easy mounting and maintenance, saving valuable time during equipment overhaulsConstructed with premium bearing steel, it withstands rigorous working conditions, ensuring stable supply for your production needs
NSK Tapered Roller Bearings 30202 30203 30204 30205 for Auto & Agricultural Machinery
Ensure smooth, reliable performance for your auto and agricultural machinery with NSK Tapered Roller Bearings 30202, 30203, 30204, 30205—designed to handle heavy loads and reduce downtime in demanding conditions. Crafted from high-grade bearing steel with precision ratings up to P4 and vibration levels as low as Z3V3, these bearings deliver consistent rotation even under the stress of farm equipment or automotive transmissions.Single-row separated design allows easy installation and maintenance, a must-have for busy workshopsGrease or oil lubrication flexibility adapts to your machinery’s specific needsBacked by Saifan’s 12-month warranty and ISO-certified quality, ensuring long-term peace of mind for your operations
NTN Tapered Roller Bearing 32304-32308 P0-P4 Precision for Industrial Machinery
Keep your industrial machinery running with precision and reliability using our NTN Tapered Roller Bearing 32304-32308. Engineered for P0-P4 precision and Z1V1-Z3V3 vibration control, these bearings deliver consistent performance under heavy loads, reducing downtime and maintenance costs.Available in models 32304 through 32308, with critical dimensions like the 20*152*21mm specification ensuring perfect fit for your equipmentLong-life design with high-speed capability minimizes replacement frequency, while low noise operation enhances workplace comfortBacked by rich stock availability for quick fulfillment, whether you need a single unit or bulk orders—ideal for keeping production on track
Auto Spare Parts Long-Life Deep Groove Ball Bearing 6211 6311 6411 with ISO9001 Certification
Ensure smooth, long-lasting performance for your auto spare parts with our Auto Deep Groove Ball Bearing 6211, 6311, and 6411 models—engineered to reduce downtime and enhance reliability in automotive applications. Crafted to precision standards (55*100*21mm for 6211) and certified to ISO 9001:2015, these bearings deliver consistent rotation even under demanding conditions, addressing the need for durable components that keep your operations running without interruption.Supports both grease and oil lubrication for versatile maintenance, ensuring optimal performance across varying automotive systemsBacked by Saifan Bearing’s decades of manufacturing expertise, with OEM/ODM capabilities to tailor specifications to your exact requirementsDesigned for extended service life, minimizing the need for frequent replacements and lowering long-term operational costs
Insert Bearing UC324 UCP324 UCF324 High Load Deep Groove for Industrial Machinery
Ensure smooth, high-load industrial machinery operation with our Insert Bearing UC324 UCP324 UCF324 series, engineered to deliver reliable rotation under heavy workloads. The deep groove raceway design minimizes friction, extending equipment lifespan while maintaining precision across P0-P4 ratings—ideal for machine tools, printers, and industrial gear where stability matters most.High-load capacity handles demanding applications, reducing downtime from component failureSingle-row construction with bearing steel material ensures durability in continuous operationFlexible lubrication options (grease or oil) adapt to your maintenance protocolsBacked by our 12-month warranty and technical support for long-term peace of mind
Auto Wheel Hub Bearing DAC42820036 ZZ 37x72x37mm P0-P4 Precision for Toyota Volkswagen Ford
Ensure smooth, reliable rotation for your Toyota, Volkswagen, or Ford with this precision-engineered Auto Wheel Hub Bearing (DAC42820036 ZZ). Crafted to 37x72x37mm dimensions and available in P0-P4 precision grades, it delivers consistent performance even under the demands of daily driving, reducing unexpected maintenance costs and downtime.Double-row radial design optimizes load distribution, extending service life for both passenger and light commercial vehiclesPre-lubricated with high-grade grease for immediate installation, backed by Saifan's ISO 9001-certified quality controlUnseparated construction ensures easy fitment, while ZZ sealing provides exceptional protection against dust and moisture
Deep Groove Ball Bearings 6205 25x52x15mm Radial Bearing for Auto Motorcycle
Keep your auto or motorcycle running smoothly with reliable rotation and reduced downtime using this 6205 deep groove ball bearing. Engineered to handle radial loads with precision, its 25x52x15mm dimensions ensure a perfect fit for critical powertrain components, while high-grade bearing steel construction delivers long service life even under heavy use.Single-row design with 0° contact angle optimizes load distribution for consistent performanceMeets strict quality standards to minimize vibration and noise, enhancing ride comfortBacked by our 12-month warranty and expert technical support for worry-free installation
Deep Groove Ball Bearing 16002 6002 Zz 2RS DDU for Power Station Mechanical Equipment
Ensure reliable rotation in power station mechanical equipment with our Deep Groove Ball Bearing, engineered to deliver consistent performance under demanding industrial conditions. This 10x26x8mm bearing (models 16002 and 6002) features options for Zz, 2RS, and DDU seals, protecting against contaminants while maintaining low friction for extended service life.Single-row radial design handles radial loads efficiently, ideal for high-speed applications in power generation machineryPrecision-crafted from high-grade bearing steel to meet strict industrial standards, reducing downtime and maintenance needsUnseparated construction ensures easy installation and stable operation, backed by our commitment to quality and 12-month warranty
Self-Aligning Roller Bearings 21320CA 21321CA 21322CA 21324CA W33 for Industrial Machinery
Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearings—engineered to minimize downtime and handle misalignment effortlessly. Available in models 21320CA, 21321CA, 21322CA, and 21324CA with W33 lubrication grooves, these double-row bearings deliver exceptional radial load capacity and long service life, even in heavy-duty applications.Precision grade options (P0-P4) and clearance levels (C0/C3/C4) ensure perfect适配 for machinery like reducers, conveyors, and textile equipmentConstructed with high-grade bearing steel for stability under fluctuating loads, reducing the need for frequent replacementsISO 9001:2015 certified quality with 12-month warranty, backed by our responsive technical support team for installation and maintenance guidance
Automobile Hub Bearings DAC3870037 38x70x37mm Double Row Long Life ODM Bearing
Ensure smooth, quiet rides with our Automobile Hub Bearings DAC3870037, engineered to deliver long-lasting performance for your vehicle. This 38x70x37mm double row bearing minimizes vibrations (Z1V1-Z3V3 grades) and reduces noise, solving common issues with rough handling and frequent replacements.Precision-crafted from high-grade bearing steel for high-speed durability, meeting P0-P4 accuracy standards to keep wheels rotating reliably even under heavy loadsUnseparated design ensures easy installation and consistent performance, backed by our 12-month warranty for worry-free operationSupports OEM/ODM customization to match specific vehicle models, with rich stock availability for quick 3-5 day sample delivery
Deep Groove Ball Bearing 6880 6980 for Grinding & Ceramic Machinery – High Precision
Ensure smooth, precise rotation in your grinding and ceramic machinery with our Deep Groove Ball Bearing 6880 6980. Crafted from high-grade bearing steel, this single-row radial bearing delivers exceptional stability under continuous operation, reducing downtime and extending equipment lifespan—even in demanding industrial environments.Precision-engineered to 10*26*8mm specifications, ensuring seamless integration with machinery componentsUnseparated design maintains structural integrity during high-speed rotation, critical for consistent performance in grinding applicationsBacked by Saifan Bearings' strict quality control and ISO-certified production, guaranteeing reliability you can trust for long-term operations
Taper Roller Bearing 32310 P0-P4 Precision 50x110x40mm for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Taper Roller Bearing 32310, engineered to deliver reliable performance under heavy loads. This 50x110x40mm bearing offers P0-P4 precision grades to meet your application’s exact tolerance needs, from general industrial use to high-precision equipment.Grease or oil lubrication flexibility adapts to diverse operating environments, reducing maintenance hassleZ1V1-Z3V3 vibration control minimizes noise and extends machinery lifespanBacked by Saifan’s ISO 9001-certified manufacturing, ensuring consistent quality and 12-month warranty protection
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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