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
Automobile Air Conditioning Compressor Bearing NSK 32BD4718DUK for Mazda Isuzu Changan 32x47x18mm Long Life
Keep your Mazda, Isuzu, or Changan’s AC system running smoothly with the Automobile Air Conditioning Compressor Bearing NSK 32BD4718DUK, designed for long-lasting performance in demanding automotive environments. This precision-engineered bearing ensures consistent cooling and reduced maintenance headaches, even under high-speed operation.32x47x18mm double-row radial design delivers reliable radial load handling, critical for compressor stabilityHigh-grade bearing steel construction and low-noise operation (Z2-Z4 grade) enhance driving comfortAvailable with P0-P4 precision ratings to match OEM specifications, ensuring seamless fit and functionRich stock availability means quick delivery, minimizing downtime for repairs or production lines
Needle Roller Bearings K25X33X24 K28X35X20 for Industrial Machinery High Precision P0-P4
Ensure smooth industrial machinery operation with our high-precision Needle Roller Bearings—engineered to deliver reliable rotation and extended service life for your equipment. Available in K25X33X24 (25*33*24 mm) and K28X35X20 models, these radial bearings feature P0-P4 precision ratings to meet strict performance demands, while their bearing steel construction ensures durability under heavy loads.Designed without inner/outer rings for space-saving integration in compact mechanical assembliesSupports both grease and oil lubrication for versatile application in industrial environmentsBacked by our 12-month warranty and responsive technical support, ensuring minimal downtime and consistent performance
High Precision Cylindrical Roller Bearing N2312EM NTN Japan Made P0-P2 Grade for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the High Precision Cylindrical Roller Bearing N2312EM—engineered to deliver exceptional stability and extended service life. This Japan-made NTN bearing, available in P0-P2 precision grades, minimizes vibration and wear even under heavy radial loads, solving common issues with inconsistent performance in high-demand equipment.Separated structure design allows easy mounting and maintenance, a critical feature for industrial machinery operators needing quick part replacementsCompatible with both grease and oil lubrication, offering flexibility to match your machinery’s specific operating conditionsMeets strict ISO standards for reliability, backed by Saifan’s commitment to quality control and 12-month warranty for peace of mind
Deep Groove Ball Bearing 6248 6348 for Mining & Mineral Processing Equipment with High Durability
Minimize downtime and boost mining efficiency with our Deep Groove Ball Bearing 6248/6348, engineered to withstand the harshest mineral processing conditions. Crafted from high-grade bearing steel, this single-row radial bearing delivers exceptional load capacity and wear resistance, ensuring smooth operation even under heavy loads and continuous use.Unseparated design maintains precision alignment, reducing maintenance needs and extending service life in dusty, high-vibration environmentsOptimized for mining machinery and mineral processing equipment, with dimensions tailored to industry-standard specifications for seamless integrationBacked by Saifan's ISO 9001-certified quality control, ensuring consistent performance and reliability to keep your operations running without interruption
Flange Cartridge Units Pillow Block Bearing UCFC203 Cast Iron Housing High Load Capacity
Ensure smooth, heavy-duty machinery operation with the UCFC203 Flange Cartridge Unit—a high load capacity pillow block bearing designed to minimize downtime and boost productivity. Crafted with durable cast iron housing and premium bearing steel, this single-row deep groove unit delivers reliable performance even under demanding industrial conditions, addressing the need for stable, long-lasting rotation in your equipment.Precision-engineered to P0-P4 standards with Z1V1-Z3V3 vibration control for quiet, consistent operationFlexible lubrication options (grease or oil) allow seamless integration into existing maintenance routinesSupports OEM/ODM customization to match specific shaft configurations, ensuring perfect fit for your machinery
Thrust Ball Bearing 51130 51134 51136 51138mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in industrial machinery with our Thrust Ball Bearing series (51130, 51134, 51136, 51138mm), engineered to deliver P0-P4 precision for reliable performance under axial loads. Crafted from high-grade bearing steel with separated raceways for easy installation, these bearings minimize downtime and enhance equipment longevity—ideal for manufacturers seeking consistent quality without compromising on durability.Single-row design with 0° contact angle optimizes thrust load handling in machinery like presses and gearboxesGrease or oil lubrication flexibility adapts to diverse operational environments, reducing maintenance hassleISO 9001:2015 certified production ensures compliance with global industrial standards, backed by a 12-month warranty for peace of mind
High Precision Cylindrical Roller Bearing N224em NJ224em for Industrial Machinery 120x215x40mm
Boost your industrial machinery's performance with Saifan's High Precision Cylindrical Roller Bearing N224em NJ224em, engineered to deliver reliable rotation and extended service life in demanding applications. This 120x215x40mm bearing ensures smooth operation even under heavy radial loads, thanks to its separated inner and outer rings that simplify installation and maintenance—a critical advantage for machinery downtime reduction.Precision grade up to P4 and noise grade Z2-Z4 for quiet, high-accuracy performance in machine tools, reducers, and printing equipmentConstructed with premium bearing steel to withstand rigorous industrial conditions, minimizing replacement frequency and lowering long-term costsSupports OEM/ODM customization to match your specific machinery requirements, backed by Saifan's ISO 9001:2015 certified quality control for consistent reliability
NSK 6204 DDU 2RS Deep Groove Ball Bearing 12x32x10mm High Speed Low Noise for Industrial Machinery
Experience smoother, quieter machinery operation with the NSK 6204 bearing—a high-speed deep groove ball bearing engineered to reduce friction and minimize noise in industrial equipment. Its 12x32x10mm precision design ensures reliable performance under continuous use, making it ideal for machine tools, conveyors, and other critical applications where stability matters most.Features P0-P4 precision ratings and C0/C2/C3 clearance options to match your exact operational needs, ensuring optimal load handling and extended service lifePre-lubricated with grease or oil for immediate installation, eliminating downtime and simplifying maintenance routinesBacked by NSK’s renowned quality and Saifan’s 12-month warranty, delivering peace of mind for both small-scale repairs and large production runs
Deep Groove Ball Bearing 6206R 10x26x8mm for Construction Machinery and Roller Skates
Ensure smooth, reliable rotation in your construction machinery or roller skates with this high-performance Deep Groove Ball Bearing 6206R. Crafted from premium bearing steel, this 10x26x8mm radial bearing delivers consistent performance under heavy loads and frequent use, solving the frustration of unexpected downtime.Single-row, unseparated design ensures easy installation and maintenance, a must-have for both industrial equipment and recreational gearPrecision-engineered to minimize friction and maximize durability, keeping your machinery or skates rolling smoothly project after projectBacked by our strict quality control standards and 12-month warranty, so you can focus on what matters most—getting the job done
Deep Groove Ball Bearing 6008 6304 6305 for Automotive Motorcycle, Zz 2RS Open Seal
Ensure smooth, reliable rotation for your automotive or motorcycle applications with our high-performance Deep Groove Ball Bearing lineup, including 6008, 6304, and 6305 models. Crafted from premium bearing steel with Zz, 2RS, or open seal options, these single-row radial bearings deliver consistent performance under radial loads, minimizing downtime and extending machinery life. Precision-engineered for automotive and motorcycle use, with a 10*26*8mm specification (6205 model) ensuring perfect fit for standard assemblies Unseparated design enhances stability during high-speed operation, reducing vibration and noise for smoother rides Backed by Saifan’s strict quality control and ISO-certified production, guaranteeing long service life even in demanding conditions
China Spherical Roller Bearing 22311 CC CA W33 High Load Capacity for Industrial Machinery
Ensure smooth, high-load industrial machinery operation with this China Spherical Roller Bearing 22311 CC CA W33, engineered to handle heavy radial and axial loads while compensating for misalignment. Crafted from premium bearing steel with a double-row roller design, it delivers exceptional durability and stability in demanding industrial environments.Precision grades from P0 to P4 and clearance options (C0/C3/C4) ensure optimal performance for specific machinery requirements22311 W33 specification (100*215*47 mm) fits seamlessly into industrial equipment, reducing downtime from compatibility issuesBacked by ISO-certified manufacturing and our 12-month warranty, this bearing minimizes maintenance costs and extends machinery service life
Long-Lived Deep Groove Ball Bearing 62214-2RS1 70x125x31mm for Industrial Machinery
Minimize downtime and maximize productivity with this Long-Lived Deep Groove Ball Bearing designed for industrial machinery. Engineered to deliver reliable rotation under heavy loads, its 70x125x31mm dimensions and single-row radial design ensure precise fit in gearboxes, conveyors, and textile equipment—perfect for manufacturers seeking consistent performance without frequent replacements.Constructed from high-grade bearing steel with a 0° contact angle, it reduces friction and wear for extended service life, addressing the need for durable components in demanding work environments.Sealed with 2RS1 protection to keep contaminants out, maintaining smooth operation even in dusty or humid industrial settings.
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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