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
Needle Roller Bearing RNA4864 350x400x80mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4864 350x400x80mm, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel and available in P0-P4 precision grades, this closed-type radial bearing minimizes downtime by maintaining consistent clearance (C0/C3/C4 options) and supporting both grease and oil lubrication—critical for extended service life in demanding equipment.350x400x80mm dimensions with no inner/outer ring design optimize space efficiency in tight mechanical assembliesBacked by ISO 9001-certified manufacturing for stable quality, reducing the hassle of frequent replacementsFlexible OEM/ODM support and 3-7 day delivery ensure your production timeline stays on track
Pillow Block Insert Bearing NA204-NA210 High Load Capacity for Industrial Machinery
Ensure smooth, high-load industrial machinery operation with our Pillow Block Insert Bearing NA204-NA210, engineered to deliver reliable performance even under heavy working conditions. Crafted from premium bearing steel with deep groove raceway design, this insert bearing minimizes downtime by maintaining precision rotation (P0-P4 grades) and low vibration (Z1V1-Z3V3), addressing the need for stable, long-lasting mechanical support.High load capacity optimized for industrial machinery, reducing the risk of premature wear in demanding applicationsFlexible lubrication options (grease or oil) allow customization to specific operating environmentsAvailable in NA204 (12*47*31mm) to NA210 sizes with rich stock for quick 3-5 day sample delivery, ensuring your production line stays on schedule
Deep Groove Ball Bearings 6205 25x52x15mm for Car Motorcycle Auto Parts
Ensure smooth, reliable rotation for your car, motorcycle, or auto parts with our Deep Groove Ball Bearings 6205 25x52x15mm—crafted to deliver consistent performance even under demanding conditions. Precision-engineered from high-grade bearing steel with a 0° contact angle, these single-row radial bearings minimize friction and extend equipment lifespan, addressing the need for durable, low-maintenance components in automotive applications.Perfect fit for 25mm inner diameter, 52mm outer diameter, and 15mm width specifications, ensuring seamless integration with standard car and motorcycle partsBacked by our strict quality control processes and ISO certifications, guaranteeing stability you can trust for both personal and industrial useSupports quick turnaround with flexible order options, so you can keep your operations running without delays
Linear Bearing LMK40LUU Square Flange Type for Punching Machine with OEM ODM Service
Ensure smooth, precise linear motion in your punching machine with the LMK40LUU Square Flange Linear Bearing, designed to minimize downtime and maximize operational efficiency. Crafted from high-grade alloy, this square flange type bearing delivers consistent performance under the repetitive stress of punching operations, addressing the common challenge of premature wear in industrial machinery components.OEM/ODM service available to tailor dimensions or housing to your specific equipment requirementsLM series precision ensures tight tolerance control for reliable, long-term motion stabilityRobust construction supports heavy loads while maintaining low friction, reducing maintenance needs
Automobile Air Conditioning Compressor Bearing BD29-2B 29x55x23mm Low Noise Long Life
Keep your car's AC running smoothly with the Automobile Air Conditioning Compressor Bearing BD29-2B—designed to eliminate annoying rattles and extend your system's lifespan. This precision-engineered 29x55x23mm bearing ensures quiet, reliable performance even in high-temperature conditions, making every drive more comfortable.Low noise operation (Z2/Z3 grade) prevents distracting hums, enhancing cabin peaceHigh-grade chrome steel construction delivers long service life, reducing replacement frequencyPrecision P0-P4 ratings ensure perfect fit for automotive AC compressors, minimizing installation hassleSupports OEM/ODM customization to match specific vehicle models, backed by ISO 9001 quality assurance
Deep Groove Ball Bearing 63/32 Zz 2RS P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 63/32—engineered to minimize downtime and maximize equipment performance. Available in Zz, 2RS, or Open seals, this bearing handles radial loads effortlessly while supporting P0-P4 precision grades and Z1V1-Z3V3 vibration levels, making it ideal for high-demand applications like machine tools and conveyor systems.Grease or oil lubrication options adapt to your operational needs, ensuring long service life even in continuous-use environmentsNon-aligning, single-row design maintains stability under heavy loads, reducing maintenance costs for industrial machinery manufacturersBacked by ISO 9001:2015 quality standards and our 12-month warranty, delivering reliable performance you can trust
Deep Groove Ball Bearing 6840 6822 6922 for Rolling Industrial Equipment High Precision
Ensure smooth, precise rotation for your rolling industrial equipment with our Deep Groove Ball Bearing lineup, including models 6840, 6822, and 6922. Crafted from high-grade bearing steel, these single-row, unseparated radial bearings deliver exceptional stability and long service life—perfect for heavy-duty machinery where reliability directly impacts productivity. High Precision Performance: Engineered to meet strict industrial standards, ensuring minimal vibration and noise for seamless operation in demanding environments. Optimal Load Handling: Designed specifically for radial loads, with a 10*26*8mm specification that fits seamlessly into common rolling equipment assemblies. Durable Construction: Resists wear and tear even under continuous use, reducing downtime and maintenance costs for your business.
Linear Motion Round Bearing LMF12LUU Square Flange for CNC Machine Tools with OEM Service
Ensure smooth, precision linear motion in your CNC machine tools with the LMF12LUU square flange linear bearing—built to minimize vibration and extend equipment uptime. Crafted from high-grade alloy, this round linear motion bearing delivers consistent performance even under continuous operation, addressing the need for reliable components that reduce maintenance interruptions.LMF series design with square flange for secure mounting, ideal for CNC tool slide systemsSupports OEM customization to match specific machine dimensions and performance requirementsHS Code 8482102000 compliant for seamless global logistics and import processes
Deep Groove Ball Bearing 6704-2RS 20x27x4mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Deep Groove Ball Bearing 6704-2RS, engineered to deliver consistent performance even under demanding conditions. This 20x27x4mm bearing (P0-P4 precision grade) minimizes downtime by reducing vibration (Z1V1-Z3V3 options) and ensuring long service life, thanks to high-grade bearing steel construction.Grease or oil lubrication flexibility adapts to your specific operating environmentSingle-row radial design handles radial loads efficiently for machine tools, conveyors, and packaging equipmentNon-aligning, unseparated structure ensures easy installation and reliable operationBacked by our strict quality control and 12-month warranty for peace of mind
High Precision Double Row Cylindrical Roller Bearing NN3007K NN3008K NN3009K P5 P4 W33 for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our High Precision Cylindrical Roller Bearing—engineered to minimize downtime and maximize operational efficiency. This double row NN series (NN3007K, NN3008K, NN3009K) delivers exceptional radial load capacity and rigidity, making it ideal for heavy-duty applications like machine tools and reducers.Available in P4/P5 precision grades with W33 lubrication grooves for enhanced maintenance flexibilityConstructed from high-grade bearing steel for long service life, even under demanding conditionsSeparated inner/outer rings allow easy mounting and dismounting, reducing installation timeBacked by our ISO 9001-certified manufacturing and 12-month warranty, this bearing ensures consistent performance you can rely on. Perfect for industrial machinery manufacturers seeking durable, high-precision components to keep production running smoothly.
Needle Roller Bearing NA4917 NA4918 NA4919 85x120x35mm Radial Bearing for Industrial Machinery
Ensure smooth, reliable rotation in your industrial machinery with our High Precision Radial Needle Bearing, engineered to deliver consistent performance even under heavy loads. The NA4917/NA4918/NA4919 series (85x120x35mm) features a robust bearing steel construction and P0 precision rating, minimizing vibration and extending equipment lifespan—so you can reduce downtime and keep operations running efficiently.Designed without inner/outer rings for space-saving integration in tight mechanical assembliesSupports both grease and oil lubrication to adapt to your specific working conditionsBacked by our ISO 9001-certified manufacturing process for guaranteed quality and 12-month warrantySample orders available within 3-7 days, with flexible MOQ to meet your production needs
Motorcycle Deep Groove Ball Bearing 6800 10x19x5mm High Precision Bearing Steel
Ensure smooth, reliable rides with our Motorcycle Deep Groove Ball Bearing 6800, crafted from high precision bearing steel to deliver consistent performance mile after mile. This 10x19x5mm radial bearing minimizes friction and noise, keeping your motorcycle’s wheels spinning effortlessly even under varying road conditions.Single-row design with 0° contact angle optimizes load distribution for enhanced durabilityPrecision-engineered to fit standard motorcycle applications, reducing the hassle of part mismatchesRobust construction ensures long service life, so you spend less time on maintenance and more time on the road
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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