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
Durable Deep Groove Ball Bearing 61928 140x190x24mm for Industrial Machinery
Keep your industrial machinery running smoothly with the durable deep groove ball bearing 61928, designed to deliver reliable performance in heavy-duty applications. This 140x190x24mm bearing minimizes downtime by handling radial loads with precision, thanks to its single-row construction and 0° contact angle that ensures optimal load distribution.Crafted from high-grade bearing steel for extended service life, reducing the need for frequent replacementsMeets strict industry standards to maintain consistent rotation, critical for maintaining production efficiencyPerfect fit for industrial machinery requiring stable radial support, backed by our commitment to quality and responsive after-sales support
Deep Groove Ball Bearing 6000-6005 NSK Single Row Radial for Industrial Machinery
Ensure smooth, long-lasting operation for your industrial machinery with the Deep Groove Ball Bearing 6000-6005 NSK Single Row Radial. Engineered to deliver reliable radial load support and minimize downtime, these bearings keep your equipment running at peak performance even under continuous use.Precision-crafted from high-grade bearing steel for exceptional durability and wear resistance, ideal for machine tools, textile machinery, and printing equipmentSingle row radial design with 0° contact angle ensures optimal load distribution, reducing vibration and extending component lifespanGenuine NSK quality guarantees consistent performance, backed by strict quality control to meet ISO industrial standardsAvailable in sizes 6000 through 6005 (starting at 10*26*8mm) to fit a range of industrial applications, with flexible order options to match your inventory needs
Linear Ball Bearing LM Series Alloy for Precision Linear Motion Systems
Ensure smooth, precise linear motion in your machinery with our Linear Ball Bearing LM Series Alloy, designed to eliminate vibrations and reduce wear for long-lasting performance. Crafted from high-grade alloy, this bearing delivers consistent accuracy in precision linear motion systems, addressing the critical need for reliable componentry in industrial applications.LM Series design ensures low friction and high rigidity, ideal for CNC machines, 3D printers, and automated equipmentAlloy construction enhances durability under heavy loads, maintaining stability even in continuous operationSupports OEM/ODM customization to fit specific dimensional requirements, backed by our ISO 9001-certified manufacturing process
Bolt Type Wheel Roller Needle Cam Bearing KR30-KR47 for Industrial Machinery High Speed Low Noise
Keep your industrial machinery running smoothly with the Bolt Type Wheel Roller Needle Cam Bearing KR30-KR47—designed to deliver high-speed performance with minimal noise, ensuring uninterrupted operation and reduced downtime. Crafted from premium bearing steel and available in precision grades P0-P4 with vibration levels Z1-Z4, this Bolt Type Wheel Roller Bearing balances durability and precision for demanding cam applications.Engineered for long life to minimize maintenance costs and extend equipment service intervalsSupports OEM/ODM customization to match specific machinery requirements, backed by Saifan’s decades of manufacturing expertiseComplies with international standards, ensuring seamless integration into industrial systems across automotive, agricultural, and new energy sectors
Single Ball Screw Nut Sfu1605 Dfi Series for Precision Machinery OEM ODM Service
Boost precision machinery performance with the Single Ball Screw Nut SFU1605 Dfi Series, engineered to deliver smooth, reliable motion for OEM/ODM applications. Its alloy construction ensures consistent operation under demanding industrial conditions, reducing downtime and enhancing equipment longevity.Precision-ground threads in the Dfi Series minimize backlash, critical for high-accuracy positioning in CNC machines and automated systemsSupports custom specifications to match unique machinery requirements, eliminating the need for costly adaptationsComes with our trusted OEM/ODM service—backed by ISO 9001:2015 quality standards—for seamless integration into your production line
Taper Roller Bearing 31308 31309 31310 for Machine Tool Spindle, P0-P4 Precision, Japan NSK
Ensure smooth, high-precision rotation for your machine tool spindle with the Taper Roller Bearing 31308 31309 31310, designed to deliver consistent performance even under heavy loads. Japan NSK craftsmanship guarantees P0-P4 precision grades, minimizing vibration (Z1V1-Z3V3) to reduce wear on critical components and extend equipment lifespan.40*90*23mm specification (31308 model) ensures perfect fit for standard spindle assemblies, with grease or oil lubrication options to match your operating conditionsOEM/ODM support available for custom requirements, backed by our ISO 9001:2015 certified quality control for reliable, long-term operation
6004 Deep Groove Ball Bearing for Motorcycle Accessories Zz 2RS Open 20x42x12mm P0-P4 Precision
Ensure smooth, reliable rotation for your motorcycle accessories with the 6004 Deep Groove Ball Bearing, engineered to deliver consistent performance in demanding riding conditions. Available in Zz, 2RS, and Open designs (20x42x12mm), this bearing minimizes friction and noise across P0-P4 precision grades, so you can focus on the road without interruptions.Grease or oil lubrication options adapt to your maintenance routine, ensuring long service life even under high-speed operationZ1V1-Z3V3 vibration control ratings reduce handlebar buzz and component wear, enhancing both rider comfort and accessory durabilityBacked by Saifan's strict quality control and 12-month warranty, this bearing fits seamlessly into OEM/ODM workflows for custom builds or replacement needs
Boca Radial Deep Groove Ball Bearing 6203 45x68x12mm for Industrial Machinery with ISO Certification
Ensure smooth, reliable rotation for your industrial machinery with the Boca 6203 bearing, a precision-engineered deep groove radial ball bearing designed to minimize downtime and maximize performance. Crafted to ISO standards with high-grade bearing steel, this 45x68x12mm component delivers consistent radial load support and a contact angle of 0°, making it ideal for machinery requiring stable, low-friction operation.Single-row design ensures easy integration into existing setups, reducing installation complexity and maintenance needsPrecision manufacturing guarantees long service life even in continuous industrial applications, addressing the need for durable, cost-effective componentsTrusted quality that aligns with Saifan Bearings' commitment to reliable motion, backed by decades of expertise in bearing production and global supply
Precise Linear Guide Rail and Block Slider Carriage Rgw15cc Rgw20cc for Automobile Rolling Mill Applications
Ensure smooth, high-precision motion in your automobile rolling mill operations with our Precision Linear Guide Rail Carriage. Designed to minimize downtime and enhance equipment reliability, this Rgw15cc/Rgw20cc system delivers consistent performance even under heavy loads, addressing the critical need for stable componentry in demanding industrial environments.Engineered with bearing steel construction and P0-P4 precision ratings to maintain tight tolerances during continuous rolling processesSeparated linear block slider design allows for easy maintenance and replacement, reducing operational disruptionsSupports both grease and oil lubrication to adapt to your specific machinery requirements, ensuring long service life in automotive manufacturing settings
High Load Pillow Block Bearing UCP214 Insert Bearing 12x47x31mm P0-P4 Precision
Ensure smooth, heavy-duty rotation in industrial machinery with our High Load Pillow Block Bearing UCP214 Insert Bearing—built to deliver reliable performance even under demanding conditions. This 12x47x31mm deep groove raceway bearing, crafted from premium bearing steel, minimizes downtime by maintaining precision from P0 to P4 grades, so your equipment runs consistently without unexpected interruptions.Single-row design with P bearing block ensures easy installation and alignment, reducing setup time for maintenance teamsGrease or oil lubrication flexibility adapts to your operational needs, extending service life in agricultural, construction, or manufacturing settingsZ1V1 to Z3V3 vibration control keeps noise levels low, enhancing workplace comfort while protecting sensitive machinery components
High Load Pillow Block Bearing UCFC201-8 for Textile Machines with P0-P4 Precision
Ensure smooth, high-precision operation for your textile machinery with the High Load Pillow Block Bearing UCFC201-8, engineered to handle heavy loads while maintaining P0-P4 precision grade performance. Crafted from premium bearing steel with a deep groove raceway, this insert bearing minimizes vibration (Z1V1-Z3V3) and ensures consistent rotation even in demanding production environments, reducing downtime and extending equipment service life.Grease or oil lubrication flexibility adapts to your maintenance routine, simplifying upkeepSingle-row design with 'P' type bearing block offers direct drop-in compatibility with standard textile machine setupsBacked by ISO 9001:2015 quality assurance, delivering reliable performance you can trust for continuous manufacturing cycles
Deep Groove Ball Bearing 6300 10x35x11mm High Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Deep Groove Ball Bearing 6300, engineered to deliver reliable performance in demanding applications. This 10x35x11mm high-precision bearing minimizes vibration and extends equipment lifespan, addressing common concerns about operational stability and maintenance costs.Constructed from premium bearing steel for enhanced durability and wear resistance, meeting P0-P4 precision standards to support consistent machinery operationOptimal internal clearance and raceway design reduce friction, making it ideal for machine tools, conveyors, and other industrial equipment requiring low noise (Z2-Z4 grade) and high rotational accuracyBacked by Saifan's strict quality control and 12-month warranty, ensuring you receive a product that performs as reliably as your business demands
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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