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
Self-Aligning Roller Bearings 23218CC 23220CC 23222CC 23224CC 23226CC for Industrial Machinery
Keep your industrial machinery running smoothly with Self-Aligning Roller Bearings designed to minimize downtime and boost productivity. These 23218CC, 23220CC, 23222CC, 23224CC, and 23226CC models deliver exceptional radial load capacity and self-aligning performance, perfect for heavy-duty applications in machine tools, textile equipment, and reducers.Precision-engineered from high-grade bearing steel with P0-P4 precision ratings and C0/C3/C4 clearance options to handle misalignment and maintain stable operation under varying loadsDouble-row roller design ensures extended service life and reduced maintenance needs, addressing the challenge of frequent replacements in demanding industrial environmentsSupports OEM/ODM customization to match your specific machinery requirements, backed by Saifan's ISO 9001:2015 quality certification and 12-month warranty for reliable performance
Wheel Hub Bearing DAC42780041/38 25x52x42mm Low Noise Long Life for Automotive Applications
Keep your vehicle running smoothly and quietly with the Wheel Hub Bearing DAC42780041/38, engineered to deliver long-lasting performance in automotive applications. This 25x52x42mm double-row radial bearing reduces noise and vibration (Z1V1-Z3V3 grades) while withstanding heavy radial loads, ensuring a more comfortable ride and extended service life.Precision-machined from high-grade bearing steel for durability and consistent performance (P0-P4 precision options available)Unseparated design simplifies installation and maintains structural integrity under demanding conditionsGrease/oil lubrication compatibility allows flexibility in maintenance, supporting both standard and custom automotive setupsBacked by rich stock availability and Saifan Bearings’ 12-month warranty for reliable supply and after-sales support
Needle Roller Bearing NA6917-NA6920 P0-P4 Precision for Industrial Machinery 85x120x63mm
Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearing NA6917-NA6920, engineered to deliver consistent performance even under heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings and a compact 85x120x63mm design, this closed-type radial bearing minimizes vibration and extends equipment lifespan—critical for maintaining productivity in manufacturing lines.Supports both grease and oil lubrication for versatile installation in machine tools, reducers, and textile equipmentFlexible customization options (including clearance grades C0/C3/C4) to match your specific machinery requirementsBacked by our 12-month warranty and responsive technical support, ensuring minimal downtime for your operations
LM20uu LM25uu LM30uu LM35uu LM40uu Linear Bearings for Precision Linear Motion Applications
Ensure smooth, precise linear motion in your machinery with our Precision Linear Motion Bearings—designed to eliminate friction-related delays and enhance operational accuracy. The LM series (LM20uu, LM25uu, LM30uu, LM35uu, LM40uu) delivers consistent performance across industrial, automation, and CNC applications, making them ideal for equipment where reliability directly impacts productivity.Alloy construction ensures durability under continuous loads, reducing the need for frequent replacements and minimizing downtimeEngineered with tight tolerance control to maintain alignment even in high-speed operations, a critical detail for precision-focused setupsSupports OEM/ODM customization to match your specific dimensional requirements, ensuring seamless integration into existing systems
Self-Aligning Roller Bearing 21310EAE4 50x110x27mm P0-P4 Precision for Industrial Machinery
Minimize machinery downtime and ensure smooth operation with our high-performance Self-Aligning Roller Bearing 21310EAE4, engineered to deliver reliable rotation even under misalignment. Crafted with premium bearing steel and available in P0-P4 precision grades, this 50x110x27mm double-row radial bearing handles heavy loads while maintaining consistent performance—ideal for industrial machinery where stability matters most.Designed with C0/C3/C4 clearance options to adapt to your specific operating conditions, reducing premature wear and extending service lifeUnseparated structure ensures easy installation and maintenance, saving you time on assembly and upkeepBacked by our strict quality control and ISO-certified production, so you can trust every turn to keep your equipment running efficiently
Pillow Block Bearing UCT209-26 High Load Insert Bearing 12x47x31mm P0-P4 Precision
Ensure smooth, high-load machinery operation with the Pillow Block Bearing UCT209-26, engineered to deliver reliable performance in industrial applications. This 12x47x31mm insert bearing combines deep groove raceway design with P0-P4 precision grades, minimizing vibration (Z1V1-Z3V3) and extending equipment lifespan even under heavy loads.High-grade bearing steel construction ensures durability for agricultural, industrial, and automotive machineryFlexible lubrication options (grease or oil) adapt to diverse operating conditionsRich stock availability enables quick 3-5 day sample delivery, reducing downtime for urgent replacements
Self Aligning Ball Bearing 2214K 70x125x31mm P0-P4 Precision Steel/Brass Cage for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Self Aligning Ball Bearing 2214K, engineered to minimize downtime and enhance operational stability. This 70x125x31mm bearing adapts to misalignment with ease, featuring a choice of steel or brass cage to suit your load and speed requirements—ideal for machine tools, textile equipment, and heavy-duty industrial applications.P0-P4 precision grades deliver consistent performance, meeting ISO standards for reliable, long-term operationAvailable clearances (C0/C3/C4) allow customization to specific machinery tolerances, reducing premature wearBacked by Saifan’s 12-month warranty and technical support, ensuring peace of mind for your production line
High Load Insert Bearing UC215-48 Pillow Block with P0-P4 Precision and Rich Stocks
Eliminate production delays with the UC215-48 Pillow Block – this high load insert bearing delivers reliable rotation under heavy machinery stress, backed by rich stocks for immediate shipping. Engineered with deep groove raceway technology for smooth power transmission, it ensures consistent performance across P0-P4 precision grades to meet your equipment’s exacting standards.Bearing steel construction and grease/oil lubrication options extend service life in demanding industrial environmentsSingle-row design optimizes load distribution, reducing premature wear in agricultural or construction applicationsISO-certified quality with 12-month warranty provides peace of mind for critical machinery operations
Deep Groove Ball Bearing 6256 6276 for Wine Beverage Medical Machinery with Bearing Steel
Ensure uninterrupted precision in wine beverage and medical machinery with our Deep Groove Ball Bearing 6256/6276, crafted from high-grade bearing steel for reliable, long-term performance. Engineered as a single-row, unseparated radial bearing, it maintains stable rotation even under continuous operational demands, addressing the need for consistent machinery uptime in critical applications.Precision dimensions (10*26*8mm) ensure seamless integration with specialized equipment, reducing installation adjustments and enhancing operational efficiencyNTN-trademarked quality meets rigorous industry standards, delivering low vibration and extended service life for both light and moderate load scenarios
Thrust Ball Bearings 51109 51406-51411 P0-P4 Precision ISO Certified for Industrial Machinery
Ensure smooth, precise industrial machinery operation with our Thrust Ball Bearings, featuring models 51109, 51406-51411 in P0-P4 precision. Engineered to handle axial loads with separated raceways for easy installation, these ISO-certified bearings minimize downtime and boost equipment reliability.Grease or oil lubrication flexibility adapts to your machinery’s unique operating conditionsZ1V1-Z3V3 vibration grades reduce noise and extend service life in high-demand applicationsIn-stock availability ensures fast 3-5 day sample delivery, keeping your production on scheduleOEM/ODM support allows customization of sizes and housing to match your exact specifications
Cylindrical Roller Bearing NUP2204EM 20x47x18mm High Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Cylindrical Roller Bearing NUP2204EM, engineered to deliver reliable performance and extended service life. This 20x47x18mm high-precision bearing handles radial loads with ease, making it ideal for machine tools, textile equipment, and other heavy-duty applications where stability under pressure is non-negotiable.Precision grade options from P0 to P4 ensure minimal vibration and noise, meeting Z2-Z4 noise standards for quiet operationSeparated structure design allows for easy installation and maintenance, reducing downtime during part replacementConstructed with high-grade bearing steel for exceptional wear resistance, even in demanding industrial environmentsBacked by our 12-month warranty and expert technical support, ensuring you get consistent performance when you need it most
Tapered Roller Bearing 30305 30306 30307 High Precision P0-P4 for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our High Precision Tapered Roller Bearing—engineered to minimize downtime and maximize operational efficiency. Available in models 30305 (25*62*17 mm), 30306, and 30307, these bearings deliver P0-P4 precision and Z1V1-Z3V3 vibration control, ensuring stable performance even in high-speed applications.Long-lasting durability from premium materials, reducing the need for frequent replacementsLow noise operation enhances workplace comfort while maintaining heavy load capacityFlexible OEM/ODM support adapts to your specific machinery requirementsReady stock for quick delivery, keeping your production on schedule
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