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 Car Wheel Hub Bearing DAC2760050 with Low Noise for ATV Front Wheel 55*90*60mm
Enjoy smoother, quieter rides with our Auto Wheel Hub Bearing designed for ATV front wheels. This DAC2760050 model delivers reliable performance with its double row radial structure, ensuring reduced vibrations and extended service life even in rough off-road conditions.Precision-engineered to 55*90*60mm specifications, featuring low noise (Z2V2 grade) and high-speed capabilities for enhanced driving comfortConstructed with premium bearing steel for durability, backed by our 12-month warranty and strict quality control standardsAvailable for immediate shipping with flexible order options—ideal for maintaining consistent inventory and minimizing downtime
China Tapered Roller Bearing 31310 33212 33012 33115 32911 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our Tapered Roller Bearing series—engineered to deliver reliable performance across 31310, 33212, 33012, 33115, and 32911 models. Crafted to P0-P4 precision grades and Z1V1-Z3V3 vibration standards, these bearings minimize downtime by maintaining stable operation even under heavy loads, making them ideal for machine tools, reducers, and agricultural equipment.Available with grease or oil lubrication to adapt to your specific working conditions, ensuring long service life and consistent performanceSupports OEM/ODM customization to match unique machinery requirements, backed by our ISO 9001:2015 certified manufacturing process50*110*27mm specification (31310 model) fits standard industrial setups, with other sizes engineered for seamless integration
Self-Aligning Roller Bearings 23140CAK W33 for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation in your industrial machinery with our Self-Aligning Roller Bearings 23140CAK W33, engineered to deliver P0-P4 precision and handle heavy radial loads with minimal maintenance. Designed with a double-row roller structure and C0/C3/C4 clearance options, these bearings adapt to shaft misalignment, reducing downtime and extending equipment lifespan—ideal for machine tools, reducers, and heavy-duty industrial applications.200*340*112 mm specification with high-grade bearing steel construction ensures stable performance under demanding conditionsSupports OEM/ODM customization to match your exact machinery requirements, backed by ISO 9001:2015 quality certification12-month warranty and responsive technical support provide peace of mind for long-term operations
Spherical Roller Bearing 21305CDE4 Self-Aligning for Mining Agricultural Machinery
Keep your mining and agricultural machinery running smoothly even in harsh conditions with the Spherical Roller Bearing 21305CDE4, designed to self-align and handle heavy radial loads with minimal maintenance. Crafted from high-grade bearing steel with precision ratings up to P4 and clearance options including C3/C4, this double-row roller bearing reduces downtime by compensating for shaft misalignment, a common challenge in rugged work environments.Grease or oil lubrication flexibility ensures adaptability to varied operating temperatures and workloadsUnseparated design enhances durability, while the 160*290*80mm dimension fits seamlessly into standard machinery setupsBacked by Saifan's ISO 9001-certified quality control, ensuring reliable performance for your critical equipment
Stainless Steel Deep Groove Ball Bearing S689 9x17x4mm Low Noise for Auto Parts
Keep your auto parts running smoothly with the Stainless Steel Deep Groove Ball Bearing S689, designed to deliver reliable performance in tight spaces. This 9x17x4mm low-noise bearing ensures quiet operation and long-lasting durability, making it ideal for automotive applications where precision and stability matter most.Single-row radial design handles radial loads efficiently, maintaining consistent rotation even under demanding conditionsUnseparated construction simplifies installation and reduces maintenance needs, saving you time and hassleHigh-grade stainless steel material resists corrosion and wear, ensuring a longer service life compared to standard bearings
Auto Bearing Wheel Hub Bearings DAC42720038/35 P5 Precision Stainless Steel for Automobile
Ensure smooth, precise rotation for your vehicle with our Auto Wheel Hub Bearings, engineered to deliver reliable performance mile after mile. Crafted from high-grade stainless steel and boasting P5 precision tolerance, these bearings minimize vibration and extend service life, even under heavy loads—perfect for maintaining consistent operation in both daily commutes and demanding driving conditions.DAC42720038/35 model with C3 clearance ensures optimal fit and reduced friction, critical for seamless wheel hub functionalityBacked by ISO 9001 certification and our 12-month warranty, offering peace of mind for long-term reliabilitySupports OEM/ODM customization to match your specific vehicle requirements, from size adjustments to packaging
Motorcycle Deep Groove Ball Bearing 6000 ZZ 2RS P0-P4 Precision 10x26x8mm
Experience smoother rides and longer-lasting performance with our Motorcycle Deep Groove Ball Bearing 6000 ZZ 2RS, engineered to reduce vibration and enhance stability in your bike's critical components. Crafted to P0-P4 precision (10x26x8mm) with high-grade bearing steel, this radial bearing minimizes friction for reliable rotation mile after mile.Flexible seals (ZZ/2RS/Open) and dual lubrication options (grease/oil) adapt to diverse riding conditions, ensuring consistent performance in both urban commutes and off-road adventuresZ1V1-Z3V3 vibration control meets industry standards, reducing noise and extending bearing service life for worry-free maintenanceBacked by our ISO-certified manufacturing, this single-row, non-aligning bearing delivers the durability serious riders demand—no more frequent replacements or unexpected downtime
Deep Groove Ball Bearings 4204 4304 for Industrial Machinery, 45x68x12mm Bearing Steel
Ensure smooth, long-lasting operation for your industrial machinery with our Deep Groove Ball Bearings—engineered to reduce downtime and enhance equipment reliability. The 4204 and 4304 models, crafted from high-grade bearing steel, deliver exceptional radial load capacity and precise rotation at 45x68x12mm dimensions, making them ideal for heavy-duty applications in machine tools, conveyors, and textile equipment.Single-row, unseparated design ensures easy installation and maintenance, minimizing operational disruptionsAdheres to strict ISO standards for consistent performance, addressing the need for reliable components in critical machineryLow noise operation (Z2-Z3 grade) and wear-resistant construction extend service life, reducing replacement costs over time
Needle Roller Bearing NK37/30 37x47x30mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NK37/30, engineered to deliver reliable performance even under heavy radial loads. This 37x47x30mm high-precision bearing (available in P0-P4 grades) minimizes vibration and extends equipment lifespan, addressing the critical need for consistent operation in demanding manufacturing environments.Designed without inner/outer rings for space-saving integration in compact machinery setupsConstructed with premium bearing steel and compatible with grease or oil lubrication for versatile applicationBacked by our ISO 9001-certified production process, ensuring each unit meets strict dimensional and noise control standards (Z2-Z4 grades)Supports OEM/ODM customization to match your specific equipment requirements, with 3-7 day delivery for quick turnaround on replacement or new builds
Wheel Hub Bearing DAC38700037 for Hyundai 51720-1c000 KIA 51720-02000 Double Row Radial
Ensure smooth, reliable rotation for your Hyundai or KIA with the precision-engineered Wheel Hub Bearing DAC38700037, designed as a direct replacement for part numbers 51720-1c000 and 51720-02000. Crafted from high-grade bearing steel with a double row radial structure (38*70*37 dimensions), this unseparated hub bearing delivers exceptional durability to withstand daily driving demands, reducing the hassle of frequent replacements. Precision rating options (P0/P6/P5) and vibration control (Z1V1/Z2V2/Z3V3) ensure quiet operation and consistent performance Grease or oil lubrication compatibility for flexible maintenance, backed by Saifan’s strict ISO 9001 quality standards Perfect fit for Hyundai and KIA models, combining OEM reliability with the cost-effectiveness of a trusted Chinese manufacturer
Tapered Roller Bearing NTN 30326 130x280x58mm P0-P4 Precision for Reducer
Ensure smooth, precise reducer operation with the NTN 30326 Tapered Roller Bearing, engineered to minimize downtime and maximize machinery reliability. This 130x280x58mm bearing delivers P0-P4 precision grades, balancing high load capacity with low vibration (Z1V1-Z3V3), making it ideal for heavy-duty industrial reducers.Grease or oil lubrication flexibility adapts to your maintenance routine, reducing friction and extending service lifeOEM/ODM support available to match custom specifications, solving unique equipment compatibility challengesComplies with international standards, ensuring consistent performance even in demanding operational environments
Thrust Ball Bearing 51202 15x32x12mm P0-P4 Precision with ISO9001 Certification for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with our Thrust Ball Bearing 51202, engineered to deliver reliable performance even under axial loads. Crafted to 15x32x12mm dimensions with P0-P4 precision grades and ISO9001 certification, this bearing minimizes vibration (Z1V1-Z3V3 ratings) and extends equipment lifespan, addressing the critical need for consistent operation in demanding industrial environments.Grease or oil lubrication flexibility adapts to your maintenance protocolsIn-stock availability ensures 3-5 day sample delivery, keeping your production on scheduleOEM/ODM support allows customization of dimensions and packaging to match your specific machinery requirements
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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T/T · L/C · Alibaba
Flexible payment terms