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
Auto Wheel Bearings for Toyota Volkswagen DAC40750050 DAC40760033 with P0-P5 Precision
Ensure smooth, reliable rotation for your Toyota or Volkswagen with precision-engineered Auto Wheel Bearings designed to reduce vibration and extend service life. These DAC40750050 and DAC40760033 bearings deliver P0-P5 precision, meeting strict automotive standards for consistent performance under varying road conditions.OEM/ODM support available to match exact specifications, ensuring seamless integration with your vehicle modelsHigh-grade materials and advanced manufacturing techniques minimize wear, reducing the need for frequent replacementsTrusted compatibility with Toyota and Volkswagen wheel hub assemblies, backed by decades of bearing production expertise
High Quality 20mm Ball Screw Sfu2005 C7 with End Machining for OEM/ODM Applications
Ensure smooth, precise motion in your OEM/ODM applications with this high quality 20mm ball screw. The SFU2005 C7 grade delivers consistent performance, reducing downtime and enhancing equipment reliability for industrial machinery, automation systems, and precision tools.End machining prepped for easy integration, saving assembly time and ensuring proper fit with your existing componentsAlloy construction provides durability to handle continuous operation, addressing the need for long-lasting motion control partsC7 precision grade minimizes backlash, critical for applications requiring tight positional accuracy and repeatable movementSupports custom specifications to match unique design requirements, backed by our expertise in bearing manufacturing and global supply chain
Cylindrical Roller Bearing NSK NJ426EM 130x340x78mm for Industrial Machinery
Ensure smooth, high-precision rotation in your industrial machinery with the NSK NJ426EM Cylindrical Roller Bearing, designed to deliver reliable performance even under heavy radial loads. This 130x340x78mm radial roller bearing minimizes downtime with its separated inner and outer rings, allowing for easy maintenance and quick replacements—keeping your production line running without costly interruptions.Engineered with premium bearing steel for long service life, meeting P0-P4 precision standards to match the demands of machine tools, reducers, and industrial equipmentOpen design with versatile lubrication options (oil, grease, dry) ensures adaptability to diverse operating conditions, backed by NSK’s reputation for quality and Saifan’s 12-month warranty for added peace of mind
Auto Wheel Hub Bearing DAC397237 55x90x60mm Double Row Low Noise P0-P4 Precision
Experience smoother, quieter rides with the Auto Wheel Hub Bearing DAC397237, engineered to eliminate annoying vibrations and extend your vehicle’s performance life. Crafted with high-grade bearing steel and double-row design, this 55x90x60mm precision component delivers reliable radial load handling—perfect for replacing worn hubs in passenger cars or light commercial vehicles.P0-P4 precision ratings ensure minimal runout, reducing tire wear and improving fuel efficiencyZ1V1-Z3V3 vibration control meets strict low-noise standards, ideal for modern automotive comfortUnseparated construction simplifies installation, cutting down on maintenance time and labor costsBacked by our factory’s ISO-certified quality control, this hub bearing balances durability and precision to keep your wheels turning smoothly mile after mile. Trust the same engineering that powers global mechanical operations—your vehicle deserves nothing less.
Spherical Roller Bearing 22217W33C3 100x215x47mm for Industrial Machinery P0-P4 Precision
Ensure smooth, long-lasting rotation for your industrial machinery with the Spherical Roller Bearing 22217W33C3, engineered to minimize downtime and boost operational efficiency. This 100x215x47mm high-precision bearing (P0-P4 grade) handles heavy radial loads and misalignment, making it ideal for tough industrial environments where reliability is non-negotiable.Double-row roller design with C3 clearance ensures optimal load distribution and thermal stability during continuous operationPremium bearing steel construction delivers extended service life, reducing the need for frequent replacementsSupports OEM/ODM customization to match specific machinery requirements, backed by our ISO 9001:2015 quality assurance
24136 CC CA W33 Spherical Roller Bearing High Capacity for Industrial Machinery
Ensure smooth, high-capacity rotation in your industrial machinery with the 24136 spherical roller bearing, engineered to handle heavy radial loads while self-aligning to compensate for shaft misalignment. Crafted from premium bearing steel with precision grade options up to P4 and clearance grades C0/C3/C4, this 100x215x47mm workhorse delivers consistent performance even in demanding conditions.Self-aligning design reduces installation stress and extends equipment lifespanSupports both grease and oil lubrication for flexible maintenanceBacked by Saifan’s strict quality control and 12-month warranty for reliable operationIdeal for industrial machinery requiring robust load capacity and long service life
Thrust Ball Bearing 51108 51109 51110 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with our Thrust Ball Bearing 51108 51109 51109 51110 P0-P4 Precision—built to minimize downtime and maximize operational efficiency. Crafted from high-grade bearing steel with separated raceways for easy installation, these single-row thrust bearings handle axial loads with stability, making them ideal for machine tools, reducers, and heavy-duty equipment.P0-P4 precision grades available to meet exacting performance needs, paired with Z1V1-Z3V3 vibration control for quiet, reliable operationGrease or oil lubrication flexibility adapts to diverse working conditions, ensuring long service life even under heavy loadsIn-stock availability means quick 3-5 day delivery, so you can keep production on track without delays
Precision Ground Ball Screw 5012 for LM Series Machinery, OEM ODM Available
Ensure smooth, precise motion in your LM Series machinery with our Precision Ground Ball Screw 5012—engineered to minimize backlash and maximize durability for consistent performance, even under heavy loads. Crafted from high-grade alloy, this ball screw delivers the reliability industrial manufacturers need to reduce downtime and maintain tight production tolerances. OEM/ODM customization available to match your specific machinery requirements Precision-ground threads ensure low noise operation and extended service life Compatible with standard LM Series configurations for seamless integration Backed by Saifan’s strict quality control and 12-month warranty for peace of mind
Needle Roller Bearing LB25UU LB30UU LB35UU LB40UU LB50UU for Industrial Machinery with P0-P4 Precision
Enhance industrial machinery performance with our Needle Roller Bearing series (LB25UU/LB30UU/LB35UU/LB40UU/LB50UU), engineered for precise rotation and extended service life in demanding applications. Crafted from high-grade bearing steel with P0-P4 precision ratings, these radial bearings deliver consistent load handling and minimal vibration, ensuring your equipment runs smoothly even under heavy workloads.Closed design with C0/C3/C4 clearance options for tailored fit in机床,纺织机械, and printing equipmentGrease or oil lubrication flexibility adapts to diverse operating conditions, reducing maintenance downtimeSupports OEM/ODM customization to match specific machinery requirements, backed by our ISO 9001:2015 quality assurance
High Precision Double Row Cylindrical Roller Bearing NN3010K P5 P4 for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the High Precision Double Row Cylindrical Roller Bearing NN3010K P5 P4, engineered to minimize downtime and enhance operational efficiency. This bearing delivers exceptional radial load capacity and rigidity, making it ideal for heavy-duty applications like machine tools and reducers where stability under stress is non-negotiable.Precision-grade P5/P4 tolerance ensures consistent performance, reducing vibration and extending equipment lifespanSeparated inner and outer rings allow for easy mounting and dismounting, simplifying maintenance workflowsConstructed with high-grade bearing steel for reliable wear resistance, even in continuous operation scenariosOpen design facilitates optimal lubrication (oil, grease, or dry) to match your specific working conditions
Angular Contact Ball Bearings 7311 7312 for Automobile Rolling Mill with P0-P4 Precision
Ensure smooth, high-precision rotation for your automobile rolling mill with Angular Contact Ball Bearings 7311 7312, designed to deliver reliable performance even under heavy loads. Crafted from premium bearing steel and available in P0-P4 precision grades, these single-row, unseparated bearings minimize vibration and extend machinery lifespan, addressing the challenge of maintaining consistent operation in demanding industrial environments.Engineered for radial load handling with grease or oil lubrication options, ideal for automotive and metallurgy applicationsPrecision rating up to P4 ensures tight dimensional control, critical for rolling mill accuracy and product qualityIn-stock availability with OEM/ODM support, offering flexible solutions to meet your specific equipment requirements
Spherical Plain Bearing GEWZ31ES GEWZ34ES Self-lubricating for Construction Machinery
Minimize downtime and boost reliability in your construction machinery with the Spherical Plain Bearing GEWZ31ES GEWZ34ES—self-lubricating design eliminates frequent maintenance, ensuring smooth operation even in heavy-load hydraulic cylinders and forging equipment. Crafted from high-grade bearing steel with a steel-on-steel sliding contact, this radial spherical plain bearing delivers precision (31.75*50.8*47.625mm specification) and long service life, tackling the wear and tear of rugged job sites.Whole outer ring structure enhances stability under dynamic loads, critical for construction machinery performanceLow noise operation and high precision (P0-P4 grade compatible) align with industrial standards, reducing equipment vibrationSupports OEM/ODM customization to match your exact engineering needs, backed by Saifan’s decades of manufacturing expertise
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
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms