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
6328 Deep Groove Ball Bearing 120x170x28mm NTN Original for Industrial Machinery
Keep your industrial machinery running smoothly with the 6328 Deep Groove Ball Bearing, designed to deliver reliable rotation and extended service life in demanding applications. This NTN original bearing, sized at 120x170x28mm, ensures precise radial load handling with a 0° contact angle, making it ideal for machine tools, conveyors, and other heavy-duty equipment. Crafted from high-grade bearing steel for exceptional durability, reducing downtime and maintenance costs Single-row design optimized for stable performance under continuous operation, meeting ISO industrial standards Genuine NTN quality guarantees compatibility with existing setups, ensuring seamless integration into your production line
Taper Roller Bearings 32004-32011 Open Type P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with Taper Roller Bearings designed to deliver reliable performance even under heavy loads. Our 32004-32011 open type bearings, available in P0-P4 precision grades, minimize downtime by maintaining consistent operation across machine tools, reducers, and textile equipment.Single row design with separated inner/outer rings allows easy mounting and alignment, simplifying maintenance for busy workshopsConstructed from high-grade bearing steel to withstand rigorous industrial conditions, ensuring long service life and reducing replacement costsCompatible with oil, grease, or dry lubrication systems, offering flexibility to match your specific machinery requirements
Linear Guide HGW20ha-HGW65ha Slide Block for Automobile and Rolling Mill Applications
Ensure smooth, precise motion in your automobile and rolling mill operations with the HGW20ha-HGW65ha Linear Block, designed to deliver consistent performance under heavy loads. Crafted from high-grade bearing steel and available in precision ratings from P0 to P2, this linear slide block minimizes vibration (Z1V1 to Z3V3) and ensures long service life even in demanding industrial environments.Seamless integration with Rexroth linear systems for reliable automotive assembly lines and rolling mill machineryGrease or oil lubrication options adapt to your maintenance routine, reducing downtime and extending operational efficiencyISO 9001:2008 certified quality guarantees compliance with global industrial standards, supporting stable production workflows
Automobile Air Conditioning Compressor Bearing 40BD49 40x55x24mm Low Noise Long Life
Enjoy whisper-quiet cabin comfort and reliable performance with our Automobile Air Conditioning Compressor Bearing 40BD49, crafted to eliminate annoying AC system noise and extend service life in harsh under-hood conditions. This 40x55x24mm radial bearing features double-row design for enhanced load capacity, ensuring stable operation even during extreme temperature fluctuations.Precision-engineered with high-grade bearing steel and optimized grease lubrication to reduce friction and heat buildupAvailable in P0-P4 precision grades to meet strict automotive manufacturing standards, with rich stock for quick 3-5 day sample deliveryBacked by our 12-month warranty and expert technical support, so you can trust consistent performance without unexpected downtime
Linear Ball Bearings LM Series Alloy Material for Precision Linear Motion Systems
Ensure smooth, precise linear motion in your industrial systems with our Linear Ball Bearings LM Series, crafted from high-grade alloy to deliver consistent performance even under demanding conditions. These bearings minimize friction and vibration, reducing wear on your machinery and extending service life—so you can focus on productivity without unexpected downtime.LM Series design ensures tight tolerance control (P0-P4 precision grade) for seamless integration with linear guides in CNC machines, 3D printers, and automation equipmentAlloy construction offers superior durability compared to standard steel, making it ideal for high-load applications in manufacturing and roboticsSupports OEM/ODM customization to match your exact dimensions, ensuring a perfect fit for specialized linear motion systems
Deep Groove Ball Bearing 6272 10x26x8mm for Small Toys and Electronic Devices
Ensure smooth, quiet rotation for your small toys and electronic devices with our precision-engineered Deep Groove Ball Bearing 6272. Designed to fit 10x26x8mm specifications, this single-row radial bearing delivers reliable performance that keeps your products running longer with minimal maintenance. Crafted from high-grade bearing steel, it handles radial loads effortlessly while maintaining the unseparated structure critical for compact applications—perfect for manufacturers seeking consistent quality in tight spaces.Precision-machined to reduce vibration, ensuring quiet operation in noise-sensitive devicesUnseparated design prevents component misalignment, ideal for high-assembly efficiencyDurable bearing steel construction resists wear, extending the lifespan of your toys and electronics
Needle Roller Bearing RNA4876 for Automobile, P0-P4 Precision, 415x480x100mm
Ensure smooth and reliable rotation in your automobile applications with the Needle Roller Bearing RNA4876, engineered to deliver consistent performance even under heavy loads. This 415x480x100mm radial bearing, crafted from high-grade bearing steel, eliminates frustrating downtime by maintaining precision from P0 to P4 levels, making it ideal for automotive systems where durability meets exacting standards.Closed-type design with no inner or outer ring reduces weight while maximizing load capacity, a critical advantage for space-constrained automotive assembliesGrease or oil lubrication flexibility adapts to your maintenance routine, ensuring long service life and stable operation in diverse conditionsBacked by Saifan’s ISO-certified manufacturing and 12-month warranty, this bearing ensures you avoid the hassle of frequent replacements—focus on keeping your vehicles moving, not on component failures
Pillow Block Bearing UCF211 212 213 214 for Steel Plant Metallurgy High Temperature Resistant
Ensure uninterrupted steel plant operations with our High Temperature Pillow Block Bearing UCF211-214 series, engineered to withstand extreme metallurgy conditions. Crafted from premium bearing steel with deep groove raceways, these units deliver reliable rotation under high heat and heavy loads, reducing unplanned downtime.Precision grades P0-P4 and vibration levels Z1V1-Z3V3 ensure smooth performance in critical applicationsFlexible lubrication options (grease or oil) adapt to your specific operational needsAvailable in models UCF211, 212, 213, 214 with rich stock for quick 3-5 day sample delivery
UCW201 UCW202 UCW203 Pillow Block Bearing High Load Deep Groove Insert Bearing for Simple Support
Ensure smooth, reliable rotation even under heavy loads with our UCW201 UCW202 UCW203 Pillow Block Bearing—the ideal solution for simple support applications demanding durability and precision. Crafted from high-grade bearing steel with a deep groove raceway, this insert bearing minimizes vibration (Z1V1 to Z3V3 grades) and ensures long service life, addressing the common challenge of maintaining stability in industrial machinery.Precision-rated P0-P4 for consistent performance in agricultural, industrial, and mechanical equipmentFlexible lubrication options (grease or oil) and rich stock availability mean quick deployment when you need it mostOEM/ODM support available to tailor dimensions or housing to your specific setup, backed by our ISO 9001:2015 quality assurance
High Speed Deep Groove Ball Bearing 61915 61915-Z 61915-2Z for Industrial Machinery
Keep your industrial machinery running smoothly with the High Speed Deep Groove Ball Bearing 61915—engineered to deliver reliable rotation and extended service life even under demanding conditions. Available in open (61915), single shield (61915-Z), and double shield (61915-2Z) variants, this 75x105x16mm bearing ensures precise performance with a 0° contact angle, ideal for radial load applications in machine tools, conveyors, and other industrial equipment. Crafted from high-grade bearing steel for exceptional durability, reducing downtime and maintenance costs Optimized design supports high-speed operation while maintaining stable performance, meeting the rigorous demands of continuous industrial use Backed by Saifan’s strict quality control and 12-month warranty, ensuring consistent reliability you can trust
Spherical Plain Bearings Gx140s Gx160s Gx180s Gx200s Self-lubricating for Construction Machinery
Keep your construction machinery running smoothly with self-lubricating spherical plain bearings designed for heavy-duty performance. The GX140S, GX160S, GX180S, and GX200S series deliver reliable rotation in harsh conditions, reducing maintenance downtime and ensuring consistent operation. Crafted from high-grade bearing steel with a steel-on-steel sliding contact, these bearings handle radial loads with precision, making them ideal for engineering hydraulic cylinders, forging machines, and excavators.Self-lubricating design eliminates the need for frequent manual greasing, cutting operational costsWhole outer ring structure enhances durability, extending service life even under extreme pressurePrecision-machined to 140*260*61 mm (GX140S) and compatible with industry-standard specificationsBacked by Saifan's ISO 9001-certified quality control and 12-month warranty for peace of mind
Cylindrical Roller Bearing NUP215EM 75x130x25mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Cylindrical Roller Bearing NUP215EM, engineered to deliver reliable performance even under heavy radial loads. Crafted to 75x130x25mm specifications with P0-P4 precision grades, this separated-type bearing minimizes downtime by simplifying maintenance and replacement—ideal for keeping production lines running without unexpected interruptions.High-grade bearing steel construction ensures long service life, reducing the need for frequent part changesNon-aligning radial design maintains stability in high-speed applications, critical for machine tool and conveyor systemsOpen seal configuration allows flexible lubrication options (oil, grease, or dry), adapting to your specific operational needs
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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