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
Tapered Roller Bearings 33110 30210 32210 33210 with P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our Tapered Roller Bearings—engineered to minimize downtime and maximize productivity. Available in models 33110, 30210, 32210, and 33210 (50*85*26 mm), these P0-P4 precision bearings deliver long life, high-speed performance, and low noise (Z1V1-Z3V3) to keep your equipment running at peak efficiency.Designed for heavy-load industrial applications, with rich stock ensuring fast 3-5 day sample delivery and reliable bulk supplyOEM/ODM support available to tailor dimensions or housing to your exact machinery requirementsBacked by ISO 9001:2015 quality certification and a 12-month warranty for worry-free operation
Thrust Ball Bearing 51230 High-Precision P0-P4 Grease/Oil Lubrication 150x215x50mm
Ensure smooth, precise rotation in industrial machinery with the Thrust Ball Bearing 51230, engineered to deliver consistent performance even under heavy axial loads. This 150x215x50mm high-precision bearing (P0-P4 grades) minimizes downtime with its separated design, allowing easy maintenance and quick replacement—perfect for keeping your operations running without costly interruptions.Grease or oil lubrication options adapt to your specific working conditions, ensuring long service life and reliable operationZ1V1-Z3V3 vibration grades reduce noise and enhance stability, critical for precision-dependent equipmentMade from high-quality bearing steel with ISO 9001:2008 certification, meeting strict industrial standards for durability and trustworthiness
Self-Aligning Roller Bearings 23228CCK 23230CCK for Industrial Machinery P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with Self-Aligning Roller Bearings 23228CCK 23230CCK, engineered to minimize downtime and maximize operational reliability. These double-row radial bearings deliver P0-P4 precision grades, handling heavy radial loads while compensating for shaft misalignment—critical for maintaining consistent performance in high-stress equipment like machine tools and reducers.Constructed with high-grade bearing steel and available clearance options (C0/C3/C4) to match your specific application needsSeamless integration into industrial setups with dimensions 140*250*88mm (23228CCK), ensuring a perfect fit for demanding mechanical systemsBacked by our ISO 9001-certified manufacturing process, guaranteeing stable quality and long service life even under continuous operation
Deep Groove Ball Bearing 6413 45x68x12mm High Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Deep Groove Ball Bearing 6413—engineered to deliver consistent performance under heavy loads. This 45x68x12mm high-precision bearing minimizes vibration and noise (Z2-Z4 grade) to reduce wear on equipment components, extending your machinery’s service life and cutting maintenance downtime.Single-row radial design with 0° contact angle optimizes load distribution for industrial applications like machine tools and conveyorsConstructed from premium bearing steel for durability, meeting ISO standards to ensure reliable operation in demanding work environmentsFlexible ordering with 1-piece MOQ and fast 3-5 day sample delivery—ideal for both emergency replacements and bulk production needs
Deep Groove Ball Bearing 6201 6202 6203 6204 6205 Zz 2RS C3 for Auto Agricultural Machinery
Ensure smooth, reliable rotation for your auto and agricultural machinery with our high-performance Deep Groove Ball Bearing series (6201-6205 Zz/2RS/C3). Crafted from premium bearing steel and engineered to P0-P4 precision, these bearings deliver low noise (Z2-Z4 grade) and extended service life, even under heavy loads—so you can minimize downtime and keep operations running efficiently.Available with Zz metal shields for dust resistance or 2RS rubber seals for enhanced lubrication retention, ideal for harsh agricultural environmentsC3 clearance option provides extra radial play to accommodate thermal expansion in high-speed auto applicationsBacked by ISO 9001:2015 quality assurance and our 12-month warranty, ensuring consistent performance you can trust
Cylindrical Roller Bearing Nu240m NJ240m Nup240m 200x360x58mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with this Cylindrical Roller Bearing—designed to deliver reliable performance under heavy radial loads. The NU240M, NJ240M, and NUP240M models (200x360x58mm) feature separated inner/outer rings for easy mounting, while P0-P4 precision grades ensure compatibility with high-precision equipment like machine tools and reducers. Crafted from high-grade bearing steel for extended service life, reducing downtime and maintenance costs Open design allows flexible lubrication (oil, grease, or dry) to adapt to your specific operating conditions Backed by Saifan’s ISO 9001-certified quality control and 12-month warranty for long-term peace of mind
Ball Screw with Nut CNC Tool Sfu (DIN 69051 Formolu B) for Precision Machining, LM Series Alloy
Boost your CNC machining precision with the Sfu Ball Screw, designed to deliver smooth, accurate linear motion for critical tool operations. Crafted from high-grade alloy and adhering to DIN 69051 Formolu B standards, this LM Series ball screw with nut minimizes backlash and ensures consistent performance even under heavy loads.Engineered for seamless integration with CNC tools, reducing setup time and enhancing workflow efficiencyAlloy construction provides exceptional durability, lowering maintenance needs and extending equipment lifespanPrecision-ground threads and nut assembly guarantee reliable motion control, critical for tight-tolerance machining tasks
High Precision Tapered Roller Bearing 30206 30307 32208 for Office Equipment
Ensure smooth, precise operation for your office equipment with our High Precision Tapered Roller Bearing—designed to minimize downtime and maintain consistent performance in daily use. This 30206, 30307, and 32208 series features P0-P4 precision ratings and Z1V1-Z3V3 vibration control, ensuring quiet, reliable rotation even in high-cycle applications like printers and copiers.Constructed with premium bearing steel for extended service life, reducing the need for frequent replacementsSeparated design allows easy installation and maintenance, saving valuable time for your technical teamAvailable with grease or oil lubrication options to adapt to specific office equipment requirements
High Precision DAC25520042 2RS Wheel Hub Bearing for Gearboxes Motors 37x72x37mm
Ensure smooth, reliable rotation in gearboxes and motors with the High Precision DAC25520042 2RS Wheel Hub Bearing, engineered to minimize downtime and maximize equipment performance. Crafted from premium bearing steel with a 37x72x37mm double-row radial design, this wheel hub bearing delivers consistent precision (P0-P4 grades) and quiet operation (Z1V1-Z3V3 vibration levels), addressing the critical need for durable components in industrial applications.Double-sealed 2RS construction retains lubrication and prevents contamination, extending service life in harsh working conditionsUnseparated structure ensures easy installation and stable load distribution, ideal for high-torque machineryAvailable in stock with flexible OEM/ODM support, backed by ISO 9001:2015 quality certification for peace of mind
Chemical Industry Pillow Block Bearing UC307 UCP307 UCF307 High Load Insert Bearings
Ensure seamless chemical processing operations with our Chemical Industry Pillow Block Bearing—engineered to handle heavy loads and maintain precision even in demanding industrial environments. The deep groove raceway design minimizes friction for extended service life, while bearing steel construction delivers exceptional durability against corrosive chemicals and high temperatures.Available in UC307, UCP307, and UCF307 models with P0-P4 precision ratings to match your exact equipment specificationsGrease or oil lubrication flexibility ensures optimal performance in diverse operating conditionsBacked by Saifan’s 12-month global warranty and reliable technical support, so you can focus on productivity without unexpected downtime
Mgn15c Mgn15W Mgn12 Linear Guide Rail for 3D Printer with P0-P2 Precision and ISO9001 Certification
Boost 3D printer precision with the Mgn15c Mgn15W Mgn12 Linear Guide Rail, engineered to deliver smooth, consistent motion for flawless prints. Crafted from high-grade bearing steel and certified to ISO9001 standards, this linear rail ensures P0-P2 precision that minimizes layer shifting and enhances print quality—exactly what discerning makers need to elevate their projects.Single-row design with thrust bearing load direction optimizes stability during high-speed operation, reducing vibration for sharper detailsGrease or oil lubrication compatibility allows easy maintenance, keeping your 3D printer running reliably through long print sessionsIn-stock availability ensures quick delivery, so you can upgrade your machine without unnecessary delays
Needle Roller Bearing RNA6909 RNA6910 RNA6911 for Industrial Machinery 52x68x40mm P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearing—engineered to deliver P0-P4 precision (52x68x40mm) for reliable performance in demanding applications. Crafted from high-grade bearing steel with a closed design, this RNA6909/RNA6910/RNA6911 series minimizes vibration and extends equipment lifespan, solving common issues with wear and operational instability.Radial load capacity optimized for industrial machinery, with grease/oil lubrication flexibility to match your maintenance routineWithout outer/inner ring construction reduces weight while maintaining structural integrity—ideal for space-constrained assembliesBacked by ISO 9001:2015 quality standards and our 12-month warranty, ensuring consistent performance you can trust
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
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms