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
Self Aligning Ball Bearings 2204TNI for Rolling Mills, High Precision P0-P4 Steel Cage
Ensure smooth, precise rotation in rolling mills with our Self Aligning Ball Bearings 2204TNI, engineered to minimize downtime and enhance operational efficiency. Crafted with high-grade bearing steel and a durable steel cage, these P0-P4 precision bearings deliver consistent performance even under heavy loads, addressing the challenge of maintaining stability in demanding industrial environments.Double-row design with 60° contact angle for superior radial load handling and self-aligning capability, ideal for misalignment in rolling mill setupsAvailable clearances (C0/C3/C4) and precision grades (P0-P4) to match specific machinery requirements, ensuring optimal fit and long service lifeSupports OEM/ODM customization to meet unique operational needs, backed by our ISO 9001:2015 certified quality control for reliable performance
Deep Groove Ball Bearing 6311 Zz 2RS P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our Deep Groove Ball Bearing 6311—engineered to eliminate downtime and enhance equipment reliability. Available in Zz (metal shielded) and 2RS (rubber sealed) variants, this bearing handles radial loads effortlessly while maintaining P0-P4 precision grades to meet even the most demanding operational standards.Grease or oil lubrication flexibility adapts to your maintenance routine, reducing friction and extending service life in high-stress environmentsZ1V1-Z3V3 vibration control ensures quiet operation, critical for precision-dependent machinery like textile equipment and printing pressesNon-aligning, single-row design delivers consistent performance with minimal wear, backed by our ISO 9001:2015 certified manufacturing process
Cylindrical Roller Bearing Nu2217e 85x150x36mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Cylindrical Roller Bearing Nu2217e, engineered to deliver consistent performance under heavy radial loads. This 85x150x36mm precision bearing (P0-P4 grades) minimizes downtime by maintaining tight tolerances, making it ideal for machine tools, conveyors, and gearboxes where reliability directly impacts productivity.Separated inner/outer rings allow easy installation and maintenance, a critical advantage for quick repairs in high-demand production environmentsConstructed with high-grade bearing steel for extended service life, addressing the need for durable components that reduce replacement frequencyOpen design supports flexible lubrication (oil, grease, dry) to adapt to your specific operational conditions, ensuring optimal performance across diverse industrial applications
UC212 Pillow Block Insert Bearings High Load Deep Groove Raceway 60x110x65.1mm
Ensure smooth, high-load machinery operation with the UC212 Pillow Block Insert Bearings — engineered to reduce downtime and boost productivity in industrial applications. Its deep groove raceway design distributes stress evenly, while the 60x110x65.1mm precision dimensions ensure a perfect fit for heavy-duty equipment like conveyors and agricultural machinery.High load capacity handles rigorous operational demands, minimizing wear and extending service lifeSingle-row configuration with P0-P4 precision rating delivers consistent performance under varying speedsGrease or oil lubrication flexibility adapts to your maintenance routine, keeping rotations efficientBacked by Saifan’s 12-month warranty and responsive technical support, so you can focus on your operations, not equipment issues
Original Deep Groove Ball Bearing 6004-2RS 20x42x12mm Low Noise for Industrial Machinery
Ensure smooth, quiet operation in your industrial machinery with this high-performance Deep Groove Ball Bearing 6004-2RS, precision-engineered to minimize noise and maximize durability. Built to exacting standards with premium bearing steel, its 20x42x12mm dimensions deliver reliable radial load support, making it ideal for continuous-duty equipment like conveyors, pumps, and gearboxes.Low noise design (Z2/Z3 grade) reduces operational disruption in noise-sensitive work environmentsDouble rubber seals (2RS) prevent contamination, extending service life even in harsh conditionsMeets ISO industrial standards for consistent performance, backed by Saifan’s 12-month warranty
W 61906 Stainless Steel Deep Groove Ball Bearing 30x47x9mm for Precision Machinery
Ensure smooth, corrosion-resistant rotation for your precision machinery with our stainless steel ball bearing, designed to deliver reliable performance in demanding environments. The W 61906 deep groove ball bearing (30x47x9mm) features a cylindrical bore and sheet metal cage, ensuring precise alignment and reduced friction for extended equipment lifespan.Stainless steel construction resists rust and chemical wear, ideal for food processing, medical devices, or outdoor machinery30x47x9mm dimensions fit standard precision equipment setups, with no filling slots to maintain structural integrity during high-speed operationBacked by Saifan's ISO 9001-certified quality control, ensuring consistent performance and minimized downtime for your production line
Thrust Ball Bearing 51224 51126 51226 51128 51228 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with our Thrust Ball Bearing range, including models 51224, 51126, 51226, 51128, and 51228. Engineered to deliver P0-P4 precision and Z1V1-Z3V3 vibration control, these bearings minimize downtime and enhance equipment longevity—perfect for high-demand applications where reliability can’t be compromised.Single-row, separated design allows easy installation and maintenance, ideal for axial load management in machine tools and heavy machineryGrease or oil lubrication flexibility adapts to your operational environment, ensuring consistent performance under varying conditionsMade with high-grade bearing steel and backed by ISO 9001:2015 certification, these in-stock bearings offer quick 3-5 day sample delivery to keep your production on track
Automobile Wheel Hub Bearing 38bwd0601A-Ca01 25x52x42mm Long Life P0-P4 Precision
Ensure smooth, reliable rotation for your vehicle with the Automobile Wheel Hub Bearing 38bwd0601A-Ca01, engineered to deliver long life and consistent performance even under demanding conditions. This 25x52x42mm double-row radial bearing combines P0-P4 precision grades with Z1V1-Z3V3 vibration control, minimizing noise and maximizing durability for a quieter, more stable drive.Constructed from high-grade bearing steel for extended service life, reducing the need for frequent replacementsUnseparated design ensures easy installation and maintenance, saving time and effort for mechanicsSupports both grease and oil lubrication, offering flexibility to match specific application requirementsBacked by Saifan Bearings' strict quality control and 12-month warranty, providing peace of mind for long-term use
Linear Open Slider Bearings LM8uu LM10uu LM12uu LM13uu LM16uu for Industrial Machinery
Ensure smooth, precise linear motion in your industrial machinery with our Linear Open Slider Bearings—engineered to eliminate jitter and extend equipment service life. Available in LM8uu, LM10uu, LM12uu, LM13uu, and LM16uu sizes, these alloy bearings deliver consistent performance even under continuous operation, addressing the need for reliable motion components in high-demand manufacturing environments.Precision-ground raceways minimize friction, reducing wear on mating shafts and lowering maintenance downtimeOpen design allows easy lubrication access, a critical feature for long-term operational efficiency in industrial settingsSupports both OEM and ODM customization to match your specific machinery requirements, backed by our ISO 9001-certified production standards
High Speed 61900 Deep Groove Ball Bearing 10x22x6mm Single Row Radial Bearing Steel
Ensure smooth, high-speed rotation in your machinery with this 61900 deep groove ball bearing, engineered to deliver reliable performance where precision matters most. Crafted from premium bearing steel and sized at 10x22x6mm, this single row radial bearing minimizes friction to extend equipment lifespan, addressing the common challenge of unexpected downtime in industrial applications.Optimized 0° contact angle design enhances radial load capacity, ideal for high-speed operations in machine tools, textile equipment, and small electric motorsMeets strict quality standards with stable performance, backed by Saifan Bearings' ISO 9001:2015 certification for consistent reliabilityFlexible order options available, including low MOQ for standard bearings and custom solutions to match your specific dimensional requirements
Auto Wheel Hub Bearing 65x100x11mm Deep Groove Ball Bearing for Bdl with ISO 9001 Certification
Ensure smooth, reliable rotation for your Bdl vehicle with our Auto Wheel Hub Bearing—engineered to reduce vibration and extend service life in demanding automotive conditions. This 65x100x11mm deep groove ball bearing delivers precise radial load handling (contact angle 0°) and consistent performance, backed by ISO 9001 certification for quality you can trust.Constructed from high-grade bearing steel for enhanced durability and wear resistanceSingle-row design optimized for easy integration into Bdl wheel hub assembliesComplies with international standards to minimize downtime and maintenance costs
Deep Groove Ball Bearing 6207 6207R for Household Appliances Internal Combustion Engine
Ensure smooth, long-lasting operation for your household appliances and internal combustion engines with our Deep Groove Ball Bearing 6207 6207R. Crafted from high-grade bearing steel, this single-row radial bearing delivers reliable performance under continuous use, reducing downtime and maintenance needs for your equipment.Precision-engineered to 10*26*8mm规格, ensuring a perfect fit for both domestic and industrial applicationsUnseparated design enhances structural stability, ideal for high-speed rotation in household appliances and engine componentsBacked by Saifan's strict quality control and 12-month warranty, so you can trust consistent performance from every spin
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.
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Full FCL Support
20GP / 40HQ containers
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OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms