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 Bearing NSK 32317 32918 32018 33018 High Speed Long Life for Industrial Machinery
Keep your industrial machinery running at peak performance with the Tapered Roller Bearing NSK 32317 32918 32018 33018—engineered for high-speed rotation and extended service life in demanding applications. These precision-grade bearings (P0-P4) deliver smooth, low-noise operation (Z1V1-Z3V3) to minimize downtime and maintenance costs, even under heavy loads.NSK genuine quality ensures reliable performance with a specification of 85*180*60 mm, perfectly suited for industrial machinery like reducers and printing equipmentRich stock availability means fast 3-5 day sample delivery, keeping your production on schedule without long lead timesBacked by ISO 9001:2015 certification and a 12-month warranty, providing peace of mind for critical operations
UCT207j Pillow Block Bearing High Load for Agricultural Machinery with Grease Lubrication
Keep your agricultural machinery running smoothly even under heavy loads with the UCT207j Pillow Block Bearing—engineered to minimize downtime and boost productivity in tractors, harvesters, and other farm equipment. Its deep groove raceway design ensures consistent rotation under high stress, while grease lubrication delivers long-lasting performance in dusty, outdoor conditions.Precision-engineered from high-grade bearing steel (P0-P4 ratings) for reliable wear resistance35*129*42.9mm specification fits standard agricultural machinery shaftsFlexible lubrication options (grease or oil) adapt to varying operational needsBacked by Saifan’s 12-month warranty and responsive technical support
Spherical Plain Bearing GEG50ES Self-lubricating for Engineering Hydraulic Cylinder 50x90x56mm
Eliminate downtime and boost hydraulic cylinder performance with the GEG50ES Self-lubricating Spherical Plain Bearing, engineered to deliver smooth rotation and extended service life in demanding engineering environments. This 50x90x56mm steel-on-steel bearing eliminates the need for frequent lubrication, addressing maintenance headaches while ensuring consistent operation in construction machinery, forging equipment, and water conservancy systems.High-precision design minimizes vibration and noise, enhancing equipment stability during heavy-load applicationsWhole outer ring structure provides exceptional radial load capacity, critical for hydraulic cylinder articulation under pressureMeets industrial standards for durability, backed by Saifan’s strict quality control and 12-month warranty for reliable long-term use
Original NSK 6205 Deep Groove Ball Bearing 17x40x12mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the NSK 6205 deep groove ball bearing—engineered to deliver reliable performance even under continuous operation. This 17x40x12mm bearing, available in P0-P4 precision grades, minimizes downtime by maintaining consistent radial load capacity and low vibration (Z1V1-Z3V3), making it ideal for machine tools, conveyors, and textile equipment.Constructed with high-grade bearing steel for extended service life, reducing the need for frequent replacementsSupports both grease and oil lubrication to adapt to your specific operating conditionsNon-aligning, single-row design ensures easy installation and compatibility with standard industrial setupsBacked by Saifan’s strict quality control and 12-month warranty for peace of mind in critical applications
Insert Bearing UC328 UCP328 UCF328 High Load Deep Groove Raceway for Industrial Machinery
Ensure smooth, high-load operation for your industrial machinery with our durable UC328 High Load Insert Bearing—engineered to handle heavy-duty applications while minimizing downtime. Featuring a deep groove raceway design that reduces friction and extends service life, this bearing delivers consistent performance even in demanding conditions, making it ideal for machine tools, reducers, and agricultural equipment.Precision-machined from high-grade bearing steel with P0-P4 precision ratings, ensuring reliable rotation and compatibility with industrial standardsAvailable in UC328, UCP328, and UCF328 configurations to fit various mounting needs, backed by flexible MOQ options and fast 3-5 day sample deliverySupports both grease and oil lubrication for adaptability to your maintenance routine, with strict quality control meeting ISO 9001:2015 certification
Needle Roller Bearing NKI85/36 85x115x36mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NKI85/36, engineered to deliver reliable performance and extended service life. This 85x115x36mm radial bearing handles heavy radial loads with minimal friction, making it ideal for high-torque applications like machine tools and conveyors.P0-P4 precision grades available to meet strict operational tolerances, ensuring consistent performance even in demanding conditionsConstructed with high-grade bearing steel for durability, reducing downtime and maintenance costsSupports both grease and oil lubrication, offering flexibility for your specific machinery requirementsBacked by our 12-month warranty and expert technical support, providing peace of mind for your equipment investments
Automobile Hub Bearings DAC256000206/29 25x60x20.6mm Low Noise ODM Bearing
Enjoy smoother, quieter rides with this Automobile Hub Bearing DAC256000206/29, engineered to reduce vibration and extend wheel assembly lifespan. Crafted from high-grade bearing steel with a double-row radial design, it delivers reliable performance for 25x60x20.6/29mm specifications—perfect for vehicles demanding precision and durability.Low noise operation (Z1V1-Z3V3 vibration grades) ensures a comfortable driving experience, addressing common concerns about road noise and wear.Supports OEM/ODM customization to fit specific vehicle models, backed by Saifan’s ISO 9001-certified quality control for consistent performance.Rich stock availability means fast 3-5 day sample delivery, with bulk orders shipped within 5-15 days to keep your operations running without delays.
Needle Roller Bearing NK42/30 42x52x30mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with our Needle Roller Bearing NK42/30—engineered to deliver consistent performance under heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings, this 42x52x30mm radial bearing minimizes friction and maximizes durability, reducing downtime for critical equipment like machine tools and conveyors.Designed without inner/outer rings for space-saving integration in compact mechanical assembliesSupports both grease and oil lubrication to adapt to your specific operating conditionsBacked by ISO-certified manufacturing and a 12-month warranty for long-term reliabilityQuick 3-7 day delivery ensures you meet production deadlines without delay
Double Row Tapered Roller Bearing 352019 for Industrial Machinery High Precision P4
Ensure smooth, precise rotation for your industrial machinery with the Double Row Tapered Roller Bearing 352019, engineered to deliver P4 high precision and reliable performance under heavy loads. This 352019 bearing minimizes vibration and extends equipment lifespan, addressing common challenges in industrial operations where stability and durability are non-negotiable.Separated design allows easy mounting and maintenance, a critical feature for industrial machinery requiring quick part replacementsPrecision rating P4 ensures tight dimensional control, reducing noise and wear in high-speed applicationsCompatible with both grease and oil lubrication, adapting to diverse operating conditionsBacked by Saifan’s strict quality control and ISO-certified manufacturing, ensuring consistent performance you can trust
Deep Groove Ball Bearing 16072 6072 for Plastic Film Stretching Machinery
Keep your plastic film stretching machinery running smoothly with our Deep Groove Ball Bearing 16072 6072, engineered to deliver consistent precision and reduce unplanned downtime. This single-row radial bearing, crafted from high-grade bearing steel, ensures reliable rotation even under the demanding conditions of film production equipment.Precision dimensions (10x26x8mm) guarantee perfect fit for seamless integration into your machineryUnseparated design minimizes maintenance needs while maximizing operational stabilityManufactured to meet strict industry standards, supporting long service life and consistent performance
Deep Groove Ball Bearing 6028-Z 6028-2Z Low Vibration for Industrial Machinery 140x210x33mm
Ensure smooth, low-vibration operation in your industrial machinery with the Deep Groove Ball Bearing 6028-Z 6028-2Z, engineered to deliver reliable performance even under continuous heavy loads. This precision bearing (140x210x33mm) minimizes noise and vibration, reducing wear on connected components and extending your equipment’s service life—ideal for manufacturers seeking consistent, long-term operation without frequent downtime.Single-row radial design with 0° contact angle ensures optimal load distribution, perfect for high-speed industrial applicationsConstructed from premium bearing steel for enhanced durability, meeting strict ISO standards for stability and precisionAvailable in both Z (single shield) and 2Z (double shield) configurations to protect against contaminants, reducing maintenance needs
Deep Groove Ball Bearing 6080 400x600x90mm Single Row Radial Bearing Steel for Auto Parts
Ensure smooth, reliable rotation in your auto parts with the Deep Groove Ball Bearing 6080, engineered to deliver consistent performance under heavy loads. This single row radial bearing, crafted from high-grade bearing steel, measures 400x600x90mm to fit seamlessly into automotive systems, reducing downtime and enhancing machinery longevity.0° contact angle design optimizes radial load handling, critical for maintaining precision in high-stress automotive applicationsAdheres to strict ISO standards, ensuring compatibility with global auto part manufacturing requirementsBacked by Saifan’s 12-month warranty and responsive technical support, providing peace of mind for long-term operations
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
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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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