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
Deep Groove Ball Bearing 6816 6916 ZZ 2RS DDU for Smelting Plant Rolling Equipment
Ensure uninterrupted operation of your smelting plant rolling equipment with our Deep Groove Ball Bearing 6816 6916 series, engineered to deliver reliable performance under high-temperature and heavy-load conditions. Crafted from premium bearing steel, these single-row radial bearings (10*26*8mm) minimize downtime by maintaining precision rotation even in harsh industrial environments, addressing the critical need for consistent machinery uptime.Choose from ZZ, 2RS, or DDU seals to match your specific contamination and lubrication requirements, ensuring optimal protection against dust and moisture in smelting applicationsUnseparated design enhances structural stability, reducing the risk of assembly errors and extending service life for rolling equipment components
Miniature Deep Groove Ball Bearing 684 (8x22x7mm) GCr15 Steel for Motors & Air Conditioners
Ensure smooth, quiet operation for your motors and air conditioners with the Miniature Deep Groove Ball Bearing 684, crafted to deliver reliable performance in compact spaces. This 8x22x7mm precision component, made from high-grade GCr15 steel, minimizes vibration (Z1V1 to Z3V3 ratings) and extends equipment lifespan, addressing the need for stable, long-lasting parts in small-scale machinery.Single-row radial design with versatile seal options (ZZ, 2RS, Open) adapts to diverse operating environmentsPrecision grades from P0 to P4 ensure consistent rotation, critical for maintaining airflow and motor efficiencyGrease or oil lubrication flexibility allows customization based on your specific application requirements
6215 Deep Groove Ball Bearing 75x130x25mm for Auto Engine Spare Parts, Bearing Steel
Ensure smooth, reliable performance for your auto engine with the 6215 Deep Groove Ball Bearing, precision-engineered to deliver consistent rotation and extended service life. Crafted from high-grade bearing steel with a 75x130x25mm dimension, this single-row radial bearing (contact angle 0°) minimizes friction and wear, directly addressing the need for durable, low-maintenance engine components.Designed to meet P0-P4 precision standards, ensuring tight tolerance and stable operation under varying engine loadsOptimized for seamless integration into auto engine spare parts, reducing downtime and enhancing overall machinery reliabilityBacked by our ISO 9001:2015 certified quality control, guaranteeing consistent performance you can trust for critical applications
Automobile Air Conditioning Compressor Bearing 35BD4820 35BD5020 35BD5220 for Forland Nissan Ford Mazda – Low Noise Long Life
Enjoy quieter, longer-lasting air conditioning performance in your Forland, Nissan, Ford, or Mazda with our Automobile Air Conditioning Compressor Bearing—engineered to reduce cabin noise and extend compressor life. Precision-crafted from high-grade bearing steel with a 40*62*24mm specification, these double-row radial bearings (models 35BD4820, 35BD5020, 35BD5220) deliver reliable high-speed operation under extreme temperature conditions.Low noise design ensures minimal disruption during AC use, enhancing driving comfortLong life construction resists wear and heat, reducing the need for frequent replacementsAvailable in precision grades P0-P4 to meet exacting automotive standardsSupports OEM/ODM customization for seamless integration with your vehicle’s system
Needle Roller Bearings NA4924 NA4926 NA4928 for Industrial Machinery 120x165x45mm P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearings, engineered to deliver reliable performance even under heavy radial loads. Designed for models NA4924, NA4926, and NA4928 (120x165x45mm), these bearings combine P0-P4 precision grades with high-grade bearing steel construction to minimize vibration and extend equipment lifespan.Features a radial load-focused design without outer/inner rings, ideal for compact industrial setups where space efficiency mattersSupports both grease and oil lubrication for versatile maintenance, ensuring consistent operation in diverse working conditionsBacked by our ISO 9001-certified quality control and 12-month warranty, so you can trust in long-term durability and responsive after-sales support
High Precision Deep Groove Ball Bearing 61911nr 61911-zn 61911-znr for Industrial Machinery
Ensure smooth, long-lasting performance for your industrial machinery with our High Precision Deep Groove Ball Bearing—engineered to minimize downtime and maximize operational efficiency. This single row radial bearing, available in models 61911nr, 61911-zn, and 61911-znr, delivers consistent rotation with its 55*80*13mm precision dimensions and 0° contact angle, ideal for heavy-duty industrial applications. Crafted from high-grade bearing steel to withstand rigorous workloads, ensuring stable performance even in demanding conditions Supports both radial and axial loads with minimal noise, thanks to advanced manufacturing techniques meeting ISO standards Flexible order options with 1-piece MOQ for standard bearings, plus fast 3-5 day sample delivery to keep your production on track
Tapered Thrust Roller Bearing 352044 for Auto Wheel, P0-P4 Precision, 220x340x166mm
Ensure smooth, reliable rotation for your auto wheel assembly with the Tapered Thrust Roller Bearing 352044, engineered to deliver consistent performance even under heavy loads. Crafted to P0-P4 precision standards and sized at 220x340x166mm, this bearing minimizes vibration and extends service life, making it ideal for demanding automotive applications. Separated design allows for easy installation and maintenance, reducing downtime during repairs Compatible with both grease and oil lubrication, offering flexibility to match your specific operating conditions Backed by our strict quality control processes and 12-month warranty, ensuring peace of mind for long-term use
Automobile Hub Bearings DAC20420030/29 20x42x30mm Double Row Long Life Low Noise
Experience smoother rides and longer service life with our Automobile Hub Bearings DAC20420030/29, engineered to reduce noise and enhance durability for your vehicle. Crafted with high-grade bearing steel and precision-rated P0-P4, these 20x42x30mm double row bearings deliver reliable performance under radial loads, making them ideal for automotive applications where stability matters most.Double row design ensures superior load distribution, minimizing wear and extending operational lifeLow noise Z1V1-Z3V3 vibration control keeps your vehicle running quietly, even at high speedsUnseparated structure for easy installation and maintenance, backed by our 12-month warranty for peace of mind
Needle Roller Bearing RNA4903 22x30x13mm Radial Bearing for Industrial Machinery
Ensure smooth, reliable rotation in your industrial machinery with the RNA4903 22x30x13mm Radial Needle Roller Bearing, designed to deliver consistent performance under demanding conditions. Crafted from high-grade bearing steel and available in precision grades P0 to P4, this closed-style radial bearing minimizes downtime by reducing friction and wear, keeping your equipment operating at peak efficiency.Optimized for radial loads with a compact 22x30x13mm design, ideal for tight machinery assemblies where space is criticalFlexible lubrication options (grease or oil) allow customization to match your specific operating environmentBacked by Saifan’s strict quality control and ISO 9001:2015 certification, ensuring long service life and stable performance
High Precision 6300 Series Deep Groove Ball Bearings for Auto Water Pump Low Noise
Keep your auto water pump running smoothly with 6300 series deep groove ball bearings that deliver exceptional precision and minimal noise. Engineered for P0-P4 precision grades and Z1V1-Z3V3 vibration control, these bearings ensure reliable performance even in high-speed automotive applications, reducing unexpected downtime and maintenance costs.High-grade bearing steel construction guarantees long service life, perfect for the demanding conditions of auto water pump systemsUnseparated design maintains structural integrity, ensuring consistent radial load handling and stable rotationBacked by Saifan’s strict quality control and 12-month warranty, with flexible MOQ and fast 3-5 day sample delivery
Self-Aligning Roller Bearings 22344CC 22348CC 22352CC 22356CC 22360CC 22272CA W33 for Industrial Machinery
Ensure smooth, reliable rotation for your industrial machinery with high-performance Self-Aligning Roller Bearings designed to minimize downtime and maximize operational efficiency. These 22344CC, 22348CC, 22352CC, 22356CC, 22360CC, and 22272CA W33 bearings deliver exceptional load capacity and misalignment compensation, solving critical machinery stability issues in heavy-duty applications.Precision-engineered with P0-P4 accuracy and C0/C3/C4 clearance options to meet strict industrial standards, ensuring consistent performance under varying loadsConstructed from premium bearing steel for extended service life, reducing the need for frequent replacements and lowering maintenance costsDouble-row roller design with self-aligning capabilities absorbs shaft misalignment, protecting equipment from premature wear and ensuring smooth operationAvailable in OEM/ODM configurations to match your specific machinery requirements, backed by our ISO 9001:2015 quality assurance and 12-month warranty for peace of mind
Linear Rail Guide Bearing Set HGH20 HGW20 for CNC Machines High Speed Low Noise 1000mm 2000mm
Boost your CNC machine's precision and efficiency with this Linear Rail Guide Bearing Set HGH20 HGW20, designed to deliver smooth, high-speed motion with minimal noise—perfect for maintaining consistent performance in demanding manufacturing environments. Crafted from premium alloy and engineered to reduce operational friction, this set ensures reliable, long-lasting operation that keeps your production line running without interruptions.Available in 1000mm and 2000mm lengths to fit various CNC setups, with HGH20 and HGW20 carriages for enhanced load capacity and stabilityFeatures low-noise operation and high-speed capability, critical for precision machining tasks where vibration and sound can affect output qualityBacked by our expertise in OEM/ODM customization, ensuring a tailored fit for your specific equipment needs
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