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
Ge110es Ge120es Ge140es Ge160es Ge180es Spherical Plain Bearings for Construction Machinery Self-lubricating
Ensure uninterrupted performance in heavy-duty construction machinery with these self-lubricating spherical plain bearings—GE110ES, GE120ES, GE140ES, GE160ES, and GE180ES models designed to eliminate downtime from manual lubrication. Crafted from high-grade bearing steel with a steel-on-steel sliding contact, they deliver exceptional radial load capacity and precision (110*160*70mm for GE110ES) to withstand the rigors of hydraulic cylinders, forging machines, and excavators.Long-lasting durability reduces maintenance frequency, keeping your equipment operational when deadlines matter mostWhole outer ring structure ensures stable rotation under extreme conditions, critical for construction site reliabilitySupports OEM/ODM customization to match your machinery’s unique specifications, backed by our ISO 9001-certified manufacturing process
Flange Linear Bearings Hgw35ha Hgw45ha Hgw55ha Hgw65ha for Automobile Rolling Mill
Boost your automobile rolling mill’s precision and reliability with our Flange Linear Bearings Hgw35ha Hgw45ha Hgw55ha Hgw65ha — designed to minimize downtime and ensure smooth, consistent motion even under heavy loads. Crafted from high-grade bearing steel and available in precision ratings from P0 to P2, these Hgw Series Flange Bearings deliver the stability you need for critical manufacturing processes.Single-row design with thrust load capability, optimized for the rigorous demands of rolling mill applicationsSupports both grease and oil lubrication to adapt to your maintenance preferences, reducing long-term operational hassleAvailable in stock for quick 3-5 day sample delivery, ensuring you can validate performance without delays
Ball Screw with Nut Sfur1610 16mm Diameter 10mm Lead for OEM Machinery Applications
Boost your OEM machinery's precision and efficiency with the Sfur1610 Ball Screw, a 16mm diameter, 10mm lead solution designed to deliver smooth, reliable linear motion in industrial applications. This ball screw with nut ensures consistent performance under heavy loads, reducing downtime and enhancing operational stability for manufacturers who demand precision in every movement.Engineered with high-grade alloy material for extended service life, ideal for machine tools, automation systems, and precision equipmentSupports OEM/ODM customization to match specific machinery requirements, ensuring seamless integration into your production lineLow friction design minimizes energy loss, improving overall system efficiency while maintaining tight tolerance control (P0-P4 precision grade compatible)
Deep Groove Ball Bearing 62310-62314 for Industrial Machinery High Durability
Keep your industrial machinery running smoothly with our Deep Groove Ball Bearing 62310-62314, designed to deliver long-lasting performance even under heavy loads. Crafted from high-grade bearing steel with a 0° contact angle, these single-row radial bearings ensure precise rotation and reduced downtime, making them ideal for machine tools, textile equipment, and other industrial applications.Available in models 62310 (50*110*40mm) through 62314, engineered to meet ISO standards for consistent qualityHigh durability construction resists wear and vibration, extending your equipment’s service lifePerfect for replacing worn components or upgrading machinery to handle demanding workloads
High Precision Conical Roller Bearing 31314 for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the High Precision Conical Roller Bearing 31314, engineered to minimize downtime and enhance operational reliability. This 70x150x35mm bearing delivers exceptional load-bearing performance, thanks to its P0-P4 precision grades and Z1V1-Z3V3 vibration control—ideal for heavy-duty applications where stability under stress is non-negotiable.Grease or oil lubrication flexibility adapts to your maintenance routine, reducing friction and extending service lifeOEM/ODM support available to match custom specifications, ensuring seamless integration with your equipmentBacked by rigorous quality control and ISO standards, this bearing meets the demands of high-precision industrial environments
Skateboarding Deep Groove Ball Bearing 6816 6916 80x100x10mm High Precision Bearing Steel
Glide smoother and last longer with our Skateboarding Deep Groove Ball Bearing 6816 6916—engineered to deliver consistent precision for every trick and ride. Crafted from high-grade bearing steel with a 0° contact angle, these 80x100x10mm bearings minimize friction to keep your board rolling faster, even during intense sessions.Single-row radial design ensures reliable load distribution, tackling the demands of street skating and ramps without compromising performancePrecision-machined to meet strict quality standards, reducing vibration for a smoother feel and extending the life of your skateboard setupDesigned for easy installation, so you spend less time maintaining and more time perfecting your style
Deep Groove Ball Bearing 63/22 Zz 2RS DDU for Agricultural Machinery and Transportation Vehicles
Ensure smooth, reliable rotation for your agricultural machinery and transportation vehicles with this Deep Groove Ball Bearing 63/22 designed to handle the rigors of heavy-duty operations. Crafted from high-grade bearing steel with precision dimensions (10x26x8mm), it delivers consistent performance under radial loads, reducing downtime and maintenance costs for tractors, trucks, and other equipment.Available with Zz, 2RS, or DDU seals to prevent contamination and retain lubrication, ensuring long service life in dusty or wet agricultural environmentsSingle-row, unseparated structure provides easy installation and stable operation, making it ideal for both original equipment and replacement needsComplies with industry standards to meet the demands of transportation and farming applications, offering a cost-effective solution without compromising on durability
Auto Parts Tapered Roller Bearing 30213JR 30214JR 30215JR for Automotive Transmission P0-P4 Precision
Ensure smooth, precise automotive transmission performance with our Auto Tapered Roller Bearing series, designed to eliminate friction-related wear and extend your vehicle’s operational life. Crafted to P0-P4 precision grades, these 30213JR, 30214JR, and 30215JR bearings deliver consistent rotation under heavy loads, making them ideal for high-stress transmission systems.Engineered with Z1V1-Z3V3 vibration control to minimize noise and enhance driving comfortCompatible with both grease and oil lubrication for versatile maintenance needsPrecision-machined to 85*150*28 mm specifications, ensuring seamless fit in standard automotive transmissionsBacked by our ISO-certified manufacturing process for reliable performance and long service life
High-Precision NSK Thrust Ball Bearing 51318 51120 for Industrial Machinery with P0-P4 Precision
Ensure smooth, precise rotation in your industrial machinery with the High-Precision NSK Thrust Ball Bearing 51318 51120, engineered to deliver reliable performance even under heavy axial loads. Crafted with premium bearing steel and available in P0-P4 precision grades, this separated-type thrust bearing minimizes vibration (Z1V1-Z3V3) for extended equipment lifespan, addressing the need for consistent operation in demanding industrial environments.90x155x50mm specification with single-row design ideal for machine tools, reducers, and printing equipmentCompatible with both grease and oil lubrication, offering flexibility for diverse operating conditionsIn-stock availability ensures quick 3-5 day sample delivery, supporting your production timelinesBacked by ISO 9001:2015 quality standards and Saifan’s 12-month warranty for peace of mind
Stainless Steel Deep Groove Ball Bearing S6805ZZ 25x37x7mm High Precision Low Noise
Ensure smooth, quiet operation in your machinery with the Stainless Steel Deep Groove Ball Bearing S6805ZZ, designed to deliver reliable performance in demanding environments. This 25x37x7mm high-precision bearing minimizes vibration and noise, making it ideal for applications where stability and longevity are critical.Precision-engineered with a 0° contact angle for optimal radial load handling, ensuring consistent power transmissionStainless steel construction resists corrosion, extending service life even in humid or harsh conditionsSealed design (ZZ) keeps lubricant in and contaminants out, reducing maintenance needs and downtime
Spherical Plain Bearing Gx70s Gx80s Gx90s Gx100s Gx120s for Construction Machinery
Ensure smooth, high-precision rotation in your heavy-duty equipment with our Spherical Plain Bearing Gx Series. Designed for construction machinery, engineering hydraulic cylinders, and forging machines, these steel-on-steel bearings deliver exceptional durability and low noise operation—critical for minimizing downtime in demanding worksites.Self-lubricating design eliminates frequent maintenance, keeping your machinery running longer between service intervalsPrecision-machined to 70*160*42 mm specifications (GX70S model) with whole outer ring structure for enhanced radial load capacitySupports OEM/ODM customization to match your exact equipment requirements, backed by our ISO 9001:2015 quality assurance
Deep Groove Ball Bearing 63/22 ZZ 2RS P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 63/22, engineered to deliver reliable performance even under demanding conditions. Crafted with high-grade bearing steel and available in P0-P4 precision grades, this bearing minimizes vibration (Z1V1-Z3V3) and extends equipment lifespan, addressing common concerns about operational stability and maintenance costs.Choose from ZZ (metal shielded) or 2RS (rubber sealed) options to suit your lubrication needs—grease or oil compatible for versatile industrial applicationsSingle-row, non-aligning design with 0° contact angle ensures optimal radial load handling, making it ideal for machine tools, conveyors, and textile equipmentBacked by Saifan’s ISO 9001:2015 quality certification and 12-month warranty, with flexible order options (1pc MOQ) and fast 3-5 day sample delivery
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.
📦
Full FCL Support
20GP / 40HQ containers
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
💳
T/T · L/C · Alibaba
Flexible payment terms