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
Cylindrical Roller Bearing NTN N324em NJ324em NF324em Nu324em Nup324em for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the NTN N324EM cylindrical roller bearing and its variants (NJ324EM, NF324EM, Nu324EM, NUP324EM). Engineered to handle heavy radial loads while maintaining P0-P4 precision grades, this bearing minimizes downtime and enhances equipment reliability—ideal for manufacturers seeking consistent performance in demanding operations.Separated inner/outer ring design allows easy mounting and dismounting, simplifying maintenance for machinery like reducers and printing pressesConstructed with high-grade bearing steel and available in Z1V1-Z3V3 vibration grades, ensuring low noise and extended service life even under continuous useSupports both grease and oil lubrication, offering flexibility to match your specific industrial application needs
Tapered Roller Bearing 352952X2 NSK P0-P4 Precision for Industrial Machinery
Ensure smooth, long-lasting performance for your industrial machinery with the Tapered Roller Bearing 352952X2 NSK, engineered to deliver P0-P4 precision and reliable rotation under heavy loads. This separated-type bearing minimizes downtime by handling radial and axial forces with ease, making it ideal for machine tools, reducers, and high-torque equipment.Precision rating options (P0-P4) meet strict industrial standards, ensuring consistent operation even in demanding conditionsConstructed with high-grade bearing steel for exceptional durability, reducing the need for frequent replacementsGrease or oil lubrication flexibility allows adaptation to specific machinery requirements, enhancing versatilityBacked by Saifan’s 12-month warranty and technical support, providing peace of mind for your critical applications
Self Aligning Ball Bearing 2219M 95x170x32mm Double Row Automatic Alignment P0-P4 Precision
Keep your machinery running smoothly with the Self Aligning Ball Bearing 2219M, designed to automatically correct misalignment and reduce wear, even in demanding industrial applications. This double row bearing (95x170x32mm) delivers reliable performance with precision grades from P0 to P4, ensuring consistent rotation and extended service life.Double row design handles radial loads efficiently while accommodating shaft misalignment up to 3 degreesAvailable with steel or brass cages to suit specific operational needs, paired with grease or oil lubrication optionsBacked by our strict quality control and 12-month warranty, this bearing minimizes downtime and maintenance costs for your equipment
Needle Roller Bearing K9X12X13TN IKO Machined Type for Car Transmission Systems
Ensure smooth, reliable performance in your car transmission system with the Needle Roller Bearing K9X12X13TN, designed to reduce friction and extend component lifespan. This IKO machined type radial bearing delivers precision rotation (P0-P4 grade available) and handles radial loads efficiently, making it ideal for high-stress automotive applications.Closed design with bearing steel construction ensures durability under heavy useGrease or oil lubrication flexibility adapts to your maintenance routineWithout outer/inner ring configuration optimizes space in compact transmission setupsBacked by our strict quality control and 12-month warranty, this bearing keeps your vehicle’s transmission running smoothly—no unexpected downtime, just consistent performance you can trust.
Hg Series HGW20HC High Assembly Guide Rail Slider with Long Life for Industrial Machinery
Boost your industrial machinery's performance with the HGW20HC guide rail slider, engineered to minimize downtime and maximize precision in high-load operations. This high assembly linear slider delivers long-lasting stability even under continuous use, thanks to its alloy construction and low noise operation—ideal for maintaining smooth workflow in manufacturing environments. Designed for industrial machinery requiring reliable linear motion, with features like insulating and antiseptic properties to adapt to diverse working conditions Precision-engineered to reduce vibration, ensuring consistent performance that meets ISO 9001 standards for quality you can trust Supports OEM/ODM customization to fit specific equipment requirements, backed by a team experienced in matching bearings to industrial applications
High Precision Cylindrical Roller Bearings NU332EM for Industrial Machinery, 160x340x68mm
Ensure smooth, high-precision rotation for your industrial machinery with our High Precision Cylindrical Roller Bearings NU332EM, engineered to deliver reliable performance in demanding operations. Crafted from premium bearing steel with P0-P4 precision grades and Z1V1-Z3V3 vibration control, this 160x340x68mm bearing minimizes downtime by maintaining stability under radial loads, making it ideal for machine tools, reducers, and heavy-duty equipment.Separated structure allows easy mounting and dismounting, simplifying maintenance and reducing assembly timeGrease or oil lubrication flexibility adapts to diverse operating conditions, ensuring long service life even in high-speed applicationsBacked by our ISO 9001:2015 quality certification and 12-month warranty, providing peace of mind for continuous production needs
Deep Groove Ball Bearing 6820 6920 for Roller Skates Yo-Yo Toys High Quality Bearing Steel
Experience smooth, long-lasting rotation in your roller skates and yo-yo toys with our Deep Groove Ball Bearing 6820 6920, crafted from high quality bearing steel for reliable performance. The single row radial design with a 0° contact angle ensures minimal friction, letting you enjoy consistent spins and fluid movement whether you’re skating or mastering yo-yo tricks.Precision-engineered to 10*26*8mm specifications, perfectly fitting standard roller skate wheels and professional yo-yosDurable bearing steel construction resists wear, reducing the need for frequent replacements and keeping your gear in top shape longerPacked for secure delivery, ready to install and enhance your equipment’s performance right out of the box
Taper Roller Bearings NTN 32914 70x100x20mm P0-P4 Precision for Motor Applications
Ensure smooth, reliable motor operation with the NTN 32914 Taper Roller Bearing, engineered to deliver precise rotation and extended service life in demanding applications. This 70x100x20mm bearing combines P0-P4 precision grades with Z1V1-Z3V3 vibration control, minimizing noise and wear for consistent performance under heavy loads.Grease or oil lubrication flexibility adapts to your maintenance routine, reducing downtime and simplifying upkeepOEM/ODM support available to match specific motor configurations, ensuring a perfect fit for your equipmentBacked by strict quality standards, this bearing meets the durability needs of industrial and automotive motor systems, letting you focus on productivity without frequent replacements
Deep Groove Ball Bearings 6200-6210 Zz 2RS DDU P0-P4 Precision for Industrial Machinery
Boost your industrial machinery's performance with reliable Deep Groove Ball Bearings designed for smooth, long-lasting operation. Our 6200-6210 series (Zz, 2RS, DDU) delivers P0-P4 precision to minimize vibration and maximize efficiency, even in high-demand applications.Single-row radial design handles radial loads effortlessly, reducing downtime and maintenance costsChoose from Zz (metal shielded) or 2RS (rubber sealed) options to suit your lubrication needs—grease or oil compatibleHigh-grade bearing steel construction ensures durability, while strict ISO 9001 quality control guarantees consistent performance batch after batch
High Load Deep Groove Insert Bearing with Zinc Alloy Pillow Block Flange P0-P4 Precision
Ensure smooth, heavy-duty machinery operation with our High Load Deep Groove Insert Bearing—engineered to handle intense pressure while maintaining precision from P0 to P4 grades. The zinc alloy pillow block flange provides exceptional stability, reducing vibration (Z1V1 to Z3V3) and extending service life in demanding industrial applications.Single-row deep groove raceway design optimizes load distribution, perfect for heavy-load scenarios like agricultural equipment or industrial machineryGrease or oil lubrication flexibility allows customization to your specific operating conditions, ensuring reliable performance in diverse environmentsAvailable in 65*120*65.1 mm specification with rich stock for quick delivery, minimizing downtime and keeping your production on trackBacked by our ISO-certified manufacturing and 12-month warranty, this bearing delivers the durability and precision you need to avoid costly interruptions. Trust in a solution built for consistent, high-performance rotation.
Hiwin Linear Guide Rail HGW45CC HGW45HC Block for High Speed Industrial Machinery
Boost your industrial machinery's performance with the Hiwin Linear Guide Rail HGW45CC HGW45HC Block, engineered for high-speed operations that reduce downtime and enhance precision. Crafted from durable alloy, this linear guide rail delivers insulating and antiseptic properties, ensuring long life even in demanding workshop environments.High-speed movement capability minimizes production bottlenecks, keeping your workflow efficientLow noise operation creates a quieter work environment, improving team focusCompliant with ISO 9001:2008 standards, guaranteeing consistent quality for critical applicationsSupports OEM/ODM customization to fit unique machinery specifications, eliminating compatibility concerns
Automobile Hub Bearings DAC25520043 25x52x43mm Low Noise Long Life OEM Wheel Bearing
Experience smoother rides and quieter journeys with our Automobile Hub Bearings DAC25520043, engineered to eliminate annoying vibrations and extend service life in daily driving. This 25x52x43mm wheel bearing delivers reliable performance for your vehicle, crafted from high-grade bearing steel to withstand radial loads and maintain precision through thousands of miles.Double-row design ensures stable operation even under heavy loads, reducing the need for frequent replacementsLow noise Z2V2 vibration grade keeps cabin sound levels minimal, enhancing driving comfortSupports OEM customization to match specific vehicle models, ensuring a perfect fit for seamless installation
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