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
NSK 24160CDKE4 Self-Aligning Roller Bearing Double Row P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the NSK 24160CDKE4 self-aligning roller bearing, engineered to minimize downtime and maximize operational efficiency. This double row bearing delivers P0-P4 precision grades, adapting to shaft misalignments while handling heavy radial loads—ideal for machine tools, reducers, and printing equipment where stability under stress is non-negotiable.Double row design with C0/C3/C4 clearance options ensures optimal performance in varying industrial conditionsConstructed from high-grade bearing steel for extended service life, reducing the need for frequent replacementsSupports OEM/ODM customization to match specific machinery requirements, backed by Saifan’s strict quality control and ISO 9001:2015 certification
China Pillow Block Bearing UCP207 Series High Load Deep Groove Insert Bearings for Industrial Machinery
Ensure smooth, heavy-duty industrial machinery operation with our China Pillow Block Bearing UCP207 Series—engineered to deliver reliable rotation even under high-load conditions. Crafted from premium bearing steel with a deep groove raceway, this insert bearing minimizes vibration (Z1V1-Z3V3 grades) and ensures precise alignment, reducing downtime for machine tools, conveyors, and agricultural equipment. High load capacity meets demanding industrial applications, paired with P0-P4 precision ratings for consistent performance Flexible lubrication options (grease or oil) and rich stock availability ensure quick deployment when you need it most Backed by our 12-month global warranty and expert technical support, because stable supply and long-term reliability matter in your operations
High Precision Double Row Cylindrical Roller Bearing NN3008 P4 for Industrial Machinery
Ensure smooth, high-precision rotation for your industrial machinery with the High Precision Double Row Cylindrical Roller Bearing NN3008 P4. Engineered to deliver exceptional radial load capacity and minimal vibration, this bearing reduces downtime and extends equipment lifespan—critical for maintaining productivity in demanding manufacturing environments.Precision grade P4 ensures tight dimensional tolerance, ideal for high-speed applications like machine tools and textile machinerySeparated inner and outer rings allow easy mounting and dismounting, simplifying maintenance and reducing assembly timeConstructed with high-grade bearing steel for superior durability, handling heavy loads while maintaining stable performance
China Thrust Ball Bearing 51204 20x40x14mm P0-P4 Precision for Auto Parts
Ensure smooth, precise rotation in auto components with our Thrust Ball Bearing 51204, engineered to deliver reliable performance and extended service life. Designed for 20x40x14mm applications, this bearing handles axial loads with stability, making it ideal for automotive parts that demand consistent operation under pressure.P0-P4 precision grades available to match your exact performance needs, from standard to high-precision requirementsSeparated design allows easy installation and maintenance, reducing downtime for busy workshopsGrease or oil lubrication flexibility ensures adaptability to diverse operating conditionsISO-certified quality guarantees compatibility with global automotive standards, backed by our in-stock availability for quick fulfillment
6208 Deep Groove Ball Bearing 40x80x18mm P0-P4 Precision High Speed Long Life
Keep your machinery running smoothly with the 6208 Deep Groove Ball Bearing (40x80x18mm), designed to deliver high-speed performance and extended service life for industrial and automotive applications. Crafted from premium bearing steel with precision grades from P0 to P4, this unseparated radial bearing minimizes vibration (Z1V1 to Z3V3) and noise, ensuring reliable operation even in demanding conditions.Precision-engineered dimensions (40mm ID x 80mm OD x 18mm width) for seamless integration into machinery, reducing downtime from misalignmentSupports both OEM/ODM customization and bulk orders with rich stock availability, perfect for distributors and manufacturers needing consistent supplyBacked by ISO-certified quality control, this bearing withstands heavy radial loads while maintaining low friction—ideal for everything from electric motors to agricultural equipment
Thread Ball Screw for Automatic Controlling Machine Sfi5010-4 with OEM ODM Service
Achieve precise motion control in automatic machines with the Thread Ball Screw Sfi5010-4, engineered to deliver smooth, reliable linear movement that minimizes downtime and enhances operational efficiency. Crafted from high-grade alloy, this precision screw ensures consistent performance under demanding industrial conditions, addressing the need for stability in critical automation systems.LM series design optimized for seamless integration with automatic controlling machines, offering superior load capacity and backlash reductionSupports OEM/ODM customization to match specific machine requirements, from尺寸调整 to housing modificationsBacked by Saifan's rigorous quality control processes, ensuring compliance with international standards for long-term durability
UC321 UC322 UC324 Pillow Block Bearing High Load for Conveying Machinery
Ensure smooth, heavy-duty operation for your conveying machinery with our UC321 UC322 UC324 Pillow Block Bearing, engineered to handle high loads with precision and reliability. Crafted from premium bearing steel with a deep groove raceway, this pillow block bearing minimizes downtime by maintaining stable performance even in demanding industrial environments, letting you focus on productivity without frequent maintenance interruptions.Single-row design with P0-P4 precision ratings ensures consistent rotation and alignment, critical for conveyor systems requiring exact motion controlGrease or oil lubrication flexibility adapts to your specific operational needs, enhancing longevity and reducing friction-related wearRich stock availability means quick fulfillment—get the bearings you need when you need them to keep your production line running
Self-Aligning Roller Bearing 22308CAK 22309CAK W33 for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation for your industrial machinery with our high-performance Self-Aligning Roller Bearing 22308CAK 22309CAK W33. Engineered to P0-P4 precision, this double-row radial bearing minimizes downtime by accommodating shaft misalignment, making it ideal for heavy-load applications like machine tools and reducers. Constructed with premium bearing steel and available in C0/C3/C4 clearance options to match specific operational demands Seamless integration with OEM/ODM requirements ensures a perfect fit for your equipment, backed by our ISO 9001:2015 certified quality control From 40*90*33mm dimensions to 12-month warranty protection, every detail is designed to deliver consistent performance and long service life
Thrust Ball Bearing F3-8M F4-9 F4-10 for Crane Hook with P0-P4 Precision and ISO Certification
Ensure smooth, reliable crane hook operations with our Thrust Ball Bearing F3-8M F4-9 F4-10, engineered to deliver P0-P4 precision and ISO-certified performance under heavy loads. Designed with separated raceways for easy mounting and maintenance, these bearings eliminate downtime risks in critical lifting applications, letting you focus on productivity without worrying about premature wear or alignment issues.Grease or oil lubrication flexibility adapts to your specific working conditions, ensuring long service life even in demanding industrial environmentsSingle-row design with 0° contact angle optimizes axial load distribution, a key detail for crane hook systems requiring stable vertical supportIn-stock availability means fast 3-5 day delivery, keeping your operations on schedule with minimal wait times
High Precision NTN N2304EM Cylindrical Roller Bearing for Industrial Machinery 20x52x21mm
Ensure smooth, precise rotation in your industrial machinery with the High Precision NTN N2304EM Cylindrical Roller Bearing (20x52x21mm). Engineered to deliver reliable performance under radial loads, this bearing minimizes downtime and enhances equipment efficiency, making it ideal for machine tools, textile machinery, and other heavy-duty applications.Separated design allows easy installation and maintenance, reducing assembly time and operational disruptionsPrecision rating options from P0 to P2 and vibration grades Z1V1 to Z3V3 ensure compatibility with high-precision machinery requirementsConstructed with premium bearing steel for extended service life, even in demanding industrial environments
Deep Groove Ball Bearing 6010-2RS/Z3 50x80x16mm Low Vibration Auto Parts
Ensure smooth, low-vibration performance in your automotive applications with our Deep Groove Ball Bearing 6010-2RS/Z3, engineered to deliver reliable rotation and extended service life. This 50x80x16mm bearing features a single row design and radial load capacity, making it ideal for auto parts that demand precision and stability under varying conditions.Z3 low vibration grade minimizes noise and ensures consistent operation, addressing the need for quiet, high-performance components in automotive systemsConstructed with high-grade bearing steel for durability, supporting long-term use even in demanding environmentsUnseparated structure and 2RS sealing provide excellent protection against contaminants, reducing maintenance needs and enhancing reliability
Auto Wheel Bearings DAC30620038 DAC30620048 P0-P5 Precision for Automotive Hubs
Ensure smooth, reliable rotation for your automotive hubs with these high-performance Auto Wheel Bearings, engineered to deliver P0-P5 precision for consistent handling and extended service life. Designed for seamless replacement, the DAC30620038 and DAC30620048 models meet strict industry standards, reducing vibration and noise to enhance driving comfort.Precision-machined to P0-P5 grades, ensuring optimal fit and reduced wear in demanding automotive applicationsSupports OEM/ODM customization to match specific hub requirements, eliminating compatibility concernsBuilt with high-grade materials for durability, backed by our 12-month warranty for long-term peace of mind
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