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
Ball Bearings 6000 6001 Z2V2 Low Noise for Motorcycle Automotive Industrial Applications
Experience smoother, quieter operation in your motorcycle, automotive, or industrial equipment with our Ball Bearings 6000 6001 Z2V2—engineered to reduce vibration and extend machinery lifespan. Crafted with precision to meet Z2V2 low noise standards, these bearings ensure minimal disruption in high-speed applications, from motorcycle engines to industrial conveyors.High-speed performance paired with long service life, ideal for continuous operation in demanding environmentsCustomizable specifications available to match unique equipment requirements, backed by our OEM/ODM expertiseReliable quality from a ISO 9001:2015 certified manufacturer, ensuring consistent performance batch after batch
High Load Pillow Block Bearing F211 F210-F215 P205-P312 Insert Bearing 65x120x65.1mm
Ensure smooth, heavy-duty machinery operation with this High Load Pillow Block Bearing, engineered to deliver reliable performance under demanding conditions. Designed with a deep groove raceway and precision-machined bearing steel construction, it minimizes vibration (Z1V1-Z3V3) and ensures long service life, solving common issues of premature wear in industrial applications.65x120x65.1mm specification with F211 model compatibility for seamless integration into existing setupsSupports both grease and oil lubrication, offering flexibility for diverse operating environmentsAvailable in P0-P4 precision grades to meet strict accuracy requirements, backed by rich stock for quick delivery
Self-Aligning Roller Bearing 21315CA W33 P0-P4 Precision for Industrial Machinery
Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing 21315CA W33, engineered to deliver P0-P4 precision for consistent performance under demanding conditions. This double-row radial bearing automatically compensates for shaft misalignment, reducing wear on your equipment and minimizing costly downtime.75*160*37 mm specification with C0/C3/C4 clearance options to match your exact application needsConstructed from high-grade bearing steel for long service life, even in heavy-load industrial environmentsSupports OEM/ODM customization, ensuring a perfect fit for specialized machinery requirements
Long Life Pillow Block Bearing UC UCP UCF UCFL UCT UCPA UCF215-218 Corrosion Resistant
Minimize downtime and maximize productivity with our Long Life Pillow Block Bearing—engineered to deliver reliable rotation even in harsh conditions. Whether you’re outfitting machinery in wet, dusty, or high-temperature environments, this corrosion-resistant solution ensures smooth operation where standard bearings fail, keeping your equipment running longer with fewer replacements.Precision-engineered with deep groove raceway and bearing steel construction for P0-P4 precision, ideal for industrial machinery, agricultural equipment, and new energy applicationsAvailable in UCF215-218 series (UC, UCP, UCF, UCFL, UCT, UCPA) with rich stock for quick 3–5 day sample delivery and bulk orders shipped in 5–15 daysSupports both grease and oil lubrication for versatile maintenance, backed by our 12-month global warranty and free technical guidance
Long-Life Spherical Plain Bearing GEEM50ES-2RS for Construction Machinery Hydraulic Cylinder
Reduce downtime and boost hydraulic cylinder performance in construction machinery with the Long-Life Spherical Plain Bearing GEEM50ES-2RS. Engineered for heavy-duty applications like forging machines and water conservancy equipment, this 50x75x43mm steel-on-steel bearing delivers reliable rotation under extreme loads, ensuring your machinery stays operational when it matters most. Self-lubricating design eliminates the need for frequent maintenance, cutting operational costs while maintaining precision (P0-P4 grade) and low noise (Z2-Z4 grade) Whole outer ring construction enhances durability in high-vibration environments, a critical feature for construction and engineering machinery Backed by Saifan's ISO 9001:2015 quality certification and 12-month warranty, this bearing ensures consistent performance even in the toughest working conditions
Spherical Plain Bearing GAC120t GAC130t GAC140t GAC150t GAC160t for Construction Machinery
Ensure seamless, heavy-duty performance in your construction machinery with our Spherical Plain Bearing series (GAC120t to GAC160t). Engineered for radial load handling and self-lubricating convenience, these bearings eliminate frequent maintenance stops while delivering consistent precision—even in harsh hydraulic cylinder and forging machine environments.120*180*38mm steel-on-steel construction ensures durability under extreme loads, reducing replacement downtimeWhole outer ring design enhances structural stability, critical for high-vibration construction applicationsComplies with ISO standards for reliable rotation, backed by Saifan's 12-month warranty and responsive technical support
China High Speed Deep Groove Ball Bearing 16010 50x80x10mm for Industrial Machinery
Keep your industrial machinery running smoothly with this high-performance Deep Groove Ball Bearing designed for precision and durability. The 16010 model, sized at 50x80x10mm, delivers reliable radial load support and high-speed rotation, ensuring minimal downtime and consistent operation in demanding applications. Crafted from premium bearing steel with a 0° contact angle, optimizing stability for continuous use in machine tools, conveyors, and industrial equipment Engineered to meet strict quality standards, this China-manufactured bearing balances cost-effectiveness with long service life, addressing common concerns about mid-market reliability Ideal for manufacturers seeking a dependable component that reduces maintenance needs while keeping production lines efficient
Deep Groove Ball Bearing 6804 20x32x7mm P0-P4 Precision for Industrial Machinery
Reduce machinery downtime with our Deep Groove Ball Bearing 6804—engineered to deliver smooth, reliable rotation for industrial machinery. This 20x32x7mm precision bearing (P0-P4 grades) ensures consistent performance under radial loads, making it ideal for machine tools, conveyors, and packaging equipment.Choose from ZZ, 2RS, or Open seals to match your lubrication needs (grease or oil), with Z1V1-Z3V3 vibration control for quiet operationConstructed with high-grade bearing steel for extended service life, backed by our ISO 9001-certified quality controlFlexible order options include 1-piece MOQ for standard bearings and fast 3-5 day sample delivery, perfect for both maintenance and production runs
Deep Groove Ball Bearing 6828 6928 Zz 2RS DDU for Grinding Ceramic Machinery
Ensure smooth, precise rotation for your grinding ceramic machinery with our Deep Groove Ball Bearing—engineered to minimize downtime and maximize productivity. Available in 6828 and 6928 models with Zz, 2RS, and DDU seals, these bearings deliver reliable performance even under the high-speed, high-load conditions of ceramic processing.Single-row radial design with bearing steel construction ensures long service life and consistent operationPrecision-machined to meet industrial standards, reducing vibration and noise for smoother machinery performanceFlexible seal options (Zz for dust resistance, 2RS/DDU for enhanced lubrication retention) adapt to your specific working environmentBacked by our ISO 9001-certified quality control and 12-month warranty, this bearing is a smart choice for manufacturers who can’t afford unplanned maintenance. Trust the same reliability that powers global industrial operations—order today for fast 3-5 day sample delivery.
6340 Deep Groove Ball Bearing 200x420x80mm for Household Appliances, High Precision Radial Bearing
Ensure smooth, quiet operation for your household appliances with the 6340 deep groove ball bearing, engineered to deliver reliable performance in high-demand applications. This precision radial bearing (200x420x80mm) minimizes vibration and wear, extending the lifespan of your equipment while maintaining consistent functionality.High-grade bearing steel construction ensures durability, addressing common concerns with premature component failure0° contact angle optimizes radial load handling, a critical feature for appliances requiring stable rotational motionComplies with strict quality standards, backed by our commitment to reliable supply and responsive after-sales support
Deep Groove Ball Bearing 6217 45x68x12mm High Precision Bearing Steel for Industrial Machinery
Ensure smooth, long-lasting operation for your industrial machinery with our Deep Groove Ball Bearing 6217 — designed to deliver reliable performance under heavy loads and consistent precision. Crafted from high-quality bearing steel with dimensions 45x68x12mm, this single-row, unseparated radial bearing minimizes vibration and wear, reducing costly downtime and maintenance needs.Engineered for industrial machinery, providing stable rotation and extended service life with its robust constructionMeets critical operational demands with precision manufacturing, ensuring seamless integration into your equipment
Deep Groove Ball Bearing 6234 6334 Zz 2RS DDU for Transmission Motors Instrumentation
Ensure smooth, long-lasting performance for your transmission motors and instrumentation with our precision-engineered Deep Groove Ball Bearing. Designed to minimize friction and reduce noise in high-demand applications, this 6234/6334 series bearing features single-row radial construction and a 0° contact angle, delivering reliable radial load support even under continuous operation.Available with Zz, 2RS, or DDU seals to prevent contamination and retain lubrication, extending service life in harsh industrial environmentsCrafted from high-grade bearing steel for exceptional durability, meeting ISO standards for consistent performance you can trustFlexible MOQ and fast 3-5 day sample delivery ensure you get the right part without unnecessary delays
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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