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
Original Deep Groove Ball Bearing 61804 TN1 20x32x7mm for High-Speed Machinery
Ensure smooth, high-speed rotation in your machinery with the Original Deep Groove Ball Bearing 61804 TN1—engineered to deliver reliable performance and extended service life for critical applications. This 20x32x7mm bearing, crafted from premium bearing steel, handles radial loads with precision, making it ideal for high-speed machinery where stability and durability are non-negotiable.Single-row design with a 0° contact angle ensures optimal load distribution, reducing vibration and noise in demanding operationsComplies with international standards, offering a direct replacement for worn components to minimize downtime and maintenance costs
High Load Self-lubricating Spherical Plain Bearing GEZ88ES for Construction Machinery
Reduce downtime and boost machinery reliability with the GEZ88ES Spherical Plain Bearing, engineered to handle heavy loads in construction environments while eliminating manual lubrication hassles. This self-lubricating solution ensures smooth operation even in demanding conditions like hydraulic cylinders and forging machines, letting your equipment run longer between maintenance checks.Precision-crafted from high-grade bearing steel with a steel-on-steel sliding contact design, delivering exceptional durability for 88.9*139.7*77.775 mm specificationsWhole outer ring structure enhances load-bearing capacity, critical for shock-absorbing applications in excavators and automation equipmentBacked by Saifan's ISO 9001-certified quality control, ensuring consistent performance that meets the rigorous standards of industrial machinery manufacturers
6017 2rz Ball Bearing for Bike with Low Noise High Speed Long Life – Bearing Steel
Enjoy smoother rides and quieter performance with our 6017 2rz ball bearing, engineered to keep your bike rolling reliably mile after mile. Crafted from high-grade bearing steel, this bike bearing minimizes friction for high-speed stability while reducing operational noise—perfect for both casual cyclists and serious riders who demand consistent performance.Precision-machined to P0-P4 standards with Z2-Z3 vibration control, ensuring a tight fit and reduced wear even under heavy useDouble rubber seals (2RZ) lock in lubrication and block debris, extending service life and reducing maintenance needsGrease-lubricated for immediate use, with compatibility for oil lubrication if you prefer custom tuning for specific riding conditions
Thrust Ball Bearings 51218 51318 51120 51220 51320 P0-P4 Precision for Automobile Spare Parts
Ensure smooth, reliable rotation in automotive applications with our Thrust Ball Bearings—engineered to deliver P0-P4 precision for critical automobile spare parts. These 51218, 51318, 51120, 51220, and 51320 models handle axial loads with separated raceways for easy installation, making them ideal for transmissions and powertrain systems where durability meets precision.Grease or oil lubrication options adapt to your maintenance routine, reducing downtime and extending service lifeZ1V1-Z3V3 vibration grades minimize noise, ensuring a quieter ride while meeting ISO 9001:2015 quality standardsIn-stock availability means fast 3-5 day delivery for urgent repairs, backed by our 12-month warranty for peace of mind
Auto Parts Deep Groove Ball Bearing 6202 6208 High Speed Low Noise 15x35x11mm
Keep your machinery running smoother and quieter with our Auto Parts Deep Groove Ball Bearing, designed to deliver reliable performance for automotive and industrial applications. Precision-engineered to P0-P4 standards with Z1V1-Z3V3 vibration control, these 6202 (15x35x11mm) and 6208 bearings ensure high-speed rotation with minimal noise, reducing wear and extending equipment lifespan.Constructed from premium bearing steel for durability, handling radial loads with consistent stabilityRich stock availability ensures quick fulfillment—ideal for meeting tight production schedulesSupports OEM/ODM customization to match specific dimensional or performance requirementsBacked by ISO 9001:2015 quality assurance for peace of mind in every application
Deep Groove Ball Bearing 6026-2Z P0-P4 Precision for Industrial Machinery 130x200x33mm
Ensure smooth, precise rotation for your industrial machinery with the Deep Groove Ball Bearing 6026-2Z, engineered to deliver consistent performance even under heavy loads. Crafted from high-grade bearing steel with 2Z sealed design, this 130x200x33mm bearing minimizes maintenance needs by preventing contamination, so your equipment stays operational longer with less downtime.P0-P4 precision grades available to match your machinery’s exact tolerance requirements, ensuring optimal alignment and reduced vibrationSingle-row radial structure supports both radial and axial loads, making it ideal for machine tools, conveyors, and other industrial applicationsGrease or oil lubrication flexibility allows customization based on operating conditions, enhancing adaptability to your specific workflow
Taper Roller Bearing 30316 80x170x39mm P0-P4 Precision Z1V1-Z3V3 for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Taper Roller Bearing 30316, engineered to deliver long-lasting performance in heavy-duty applications. This 80x170x39mm bearing combines P0-P4 precision grades with Z1V1-Z3V3 vibration control, minimizing downtime and maximizing equipment reliability.Grease or oil lubrication flexibility adapts to your maintenance routine, reducing operational disruptionsStrict quality control aligns with ISO standards, ensuring consistent performance even under high load conditionsOEM/ODM support available to tailor specifications, solving unique machinery compatibility challenges
High Precision P0-P4 Ball Bearing 6206 10x26x8mm for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our High Precision Ball Bearing, engineered to deliver consistent performance even under demanding conditions. This 6206 model (10x26x8mm) features P0-P4 precision grades and Z3V3 vibration control, minimizing noise and wear to extend your equipment’s service life.Built with high-grade chrome steel and strict ISO 9001:2015 quality standards, ensuring reliable operation in machine tools, textile equipment, and other industrial applicationsSupports OEM/ODM customization to match specific dimensional or performance requirements, backed by our 12-month warranty and responsive technical support
China Spherical Roller Bearing 23134 CC CA W33 High Capacity for Industrial Machinery
Ensure smooth, high-capacity industrial machinery operation with this reliable Spherical Roller Bearing 23134 CC CA W33, engineered to handle heavy radial loads and misalignment in demanding applications. Crafted from premium bearing steel with P0-P4 precision grades and C0/C3/C4 clearance options, it delivers stable performance and extended service life, solving common issues with wear and operational disruptions.Double-row roller design (100×215×47mm) provides exceptional load distribution for industrial machinery like reducers and excavatorsSupports OEM/ODM customization to match specific equipment requirements, backed by ISO 9001:2015 quality assuranceUnseparated structure ensures easy installation and maintenance, with 3-5 day sample delivery for quick testing
Deep Groove Ball Bearing 68/500 69/500 for Construction Machinery with Bearing Steel
Ensure smooth, reliable rotation for your construction machinery with our high-performance Deep Groove Ball Bearing 68/500 and 69/500 models. Crafted from premium bearing steel, these single-row, unseparated radial bearings deliver exceptional durability under heavy loads, reducing costly downtime and maintenance interruptions.Precision-engineered to handle radial loads with minimal friction, ensuring consistent performance in harsh construction environmentsUnseparated design maintains structural integrity during high-impact operations, a critical feature for machinery subjected to constant vibrationCompliant with industry standards (HS Code: 8482102000) for seamless integration into existing equipment setups
Single Row Thrust Ball Bearing ABEC5 51226m 65x100x47mm Separated for Industrial Machinery
Ensure smooth, high-precision axial load handling in industrial machinery with this Single Row Thrust Ball Bearing ABEC5 51226m, designed to deliver reliable performance even under heavy loads. The separated structure allows for easy installation and maintenance, while the 65x100x47mm dimensions and ABEC5 precision rating ensure a perfect fit for demanding mechanical applications.Grease or oil lubrication options adapt to diverse operating environments, reducing friction and extending service lifeNon-aligning design with P0-P4 precision grades available, meeting strict industrial standards for stabilityConstructed from high-quality bearing steel for exceptional durability, backed by ISO 9001:2015 certification for consistent quality
Large Diameter Double Row Thrust Ball Bearing 527/940 ISO9001 Certified P0-P4 Precision for Industrial Machinery
Ensure smooth, high-precision rotation for your industrial machinery with our Large Diameter Thrust Ball Bearing, designed to deliver reliable performance under heavy axial loads. Crafted to P0-P4 precision standards and ISO9001 certified, this 527/940 double row bearing minimizes downtime by maintaining stable operation even in demanding industrial environments.Separated design allows easy installation and maintenance, a critical feature for minimizing equipment servicing timeGrease or oil lubrication flexibility adapts to your specific operational needs, ensuring optimal performance across varying conditionsNon-aligning structure provides consistent load distribution, reducing wear and extending service life for long-term cost efficiency
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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