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
Pillow Block Insert Bearing UCPH332 High Load Deep Groove for Industrial Machinery
Ensure smooth, high-load industrial machinery operation with the UCPH332 Pillow Block Insert Bearing—engineered to minimize downtime and boost productivity in heavy-duty applications. Its deep groove raceway design distributes stress evenly, while precision P0-P4 ratings guarantee consistent performance even under continuous 24/7 use.Single-row construction with bearing steel material delivers exceptional wear resistance for machine tools, conveyors, and agricultural equipmentFlexible lubrication options (grease or oil) adapt to varying operational environments, reducing maintenance hassleRich stock availability ensures fast 3–5 day sample delivery, solving supply chain delays that disrupt production schedules
38BD5417DU Automobile AC Compressor Bearing 38x54x17mm Low Noise Long Life
Keep your car's AC running smoothly with the 38BD5417DU Automobile AC Compressor Bearing, designed to eliminate annoying rattles and extend compressor life. This 38x54x17mm radial bearing features double rows for enhanced stability, ensuring consistent cooling performance even in high-temperature conditions.Low noise operation (Z2/Z3 grade) keeps your cabin peaceful during long drivesHigh-grade bearing steel construction resists wear, reducing the need for frequent replacementsPrecision-engineered to P0-P4 standards for a perfect fit in most vehicle AC systemsSupports OEM/ODM customization to match specific compressor models, backed by our 12-month warranty
Spherical Insert Bearing UCP208 UCP209 UCP210 High Load for Agricultural Machinery
Keep your agricultural machinery running smoothly even under heavy loads with our Spherical Insert Bearings for Agricultural Machinery. Designed to tackle the rigorous demands of farm equipment, these UCP208, UCP209, and UCP210 bearings deliver reliable performance you can count on, reducing costly downtime during critical harvest seasons.High load capacity paired with deep groove raceway design ensures stable rotation in tractors, harvesters, and other heavy-duty farm machineryPrecision-engineered from premium bearing steel with P0-P4 precision ratings, offering long service life even in dusty, high-vibration environmentsFlexible lubrication options (grease or oil) and rich stock availability mean quick fulfillment for urgent replacement needsBacked by our ISO 9001-certified quality control and 12-month warranty, providing peace of mind for your agricultural operations
Tapered Roller Bearing 30234 30336 32238 32038X Low Noise for Sports Equipment
Enjoy smooth, quiet motion in your sports equipment with our Low Noise Tapered Roller Bearing for Sports Equipment, designed to minimize distractions and enhance performance. These precision-engineered bearings (models 30234, 30336, 32238, 32038X) deliver reliable rotation even under consistent use, ensuring your equipment operates at peak efficiency without the hassle of frequent maintenance.Constructed with high-grade bearing steel and precision rating up to P4, these separated-type bearings balance radial load capacity with reduced vibration (Z1V1 to Z3V3), ideal for high-intensity sports applications.Flexible lubrication options (grease or oil) allow customization to match your specific equipment needs, while the 60*130*48.5 mm specification ensures a secure fit for compatible machinery.
Outer Spherical Pillow Block Bearings UC216 UCP216 for Conveying Machinery High Load Capacity
Keep your conveying machinery running smoothly even under heavy loads with our Outer Spherical Pillow Block Bearings—designed to minimize downtime and boost operational efficiency. The UC216 and UCP216 models feature a deep groove raceway that ensures consistent performance, while high-grade bearing steel construction delivers the durability needed for continuous industrial use.Precision-engineered to handle high load capacities, reducing the risk of unexpected failures in material handling systemsAvailable in P0-P4 precision ratings and Z1V1-Z3V3 vibration grades to meet specific machinery requirementsSupports both grease and oil lubrication for flexible maintenance, keeping your equipment in peak conditionBacked by our strict quality control and 12-month warranty, ensuring reliable rotation you can trust
Cylindrical Roller Bearing NU2310 50x110x40mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Cylindrical Roller Bearing NU2310, designed to minimize downtime and boost operational efficiency. This 50x110x40mm radial bearing handles heavy radial loads with separated inner/outer rings for easy installation and maintenance, making it ideal for high-pressure industrial applications.P0-P4 precision grades deliver consistent performance, meeting the strict demands of machinery manufacturers for reliable, long-lasting rotationConstructed with high-grade bearing steel to withstand rigorous working conditions, reducing the need for frequent replacementsOpen design allows flexible lubrication options (oil, grease, dry) to adapt to your specific machinery requirements
S6203 S6204 S6205 Low Noise Deep Groove Ball Bearings for Auto Parts 25x52x15mm
Ensure smooth, quiet operation in your auto parts with S6205 Deep Groove Ball Bearings, designed to minimize noise and maximize durability for critical automotive applications. Crafted from high-grade bearing steel (25x52x15mm) and engineered to Z2/Z3 noise standards, these single-row radial bearings deliver consistent performance under radial loads, reducing maintenance interruptions and enhancing overall system reliability.Unseparated design ensures easy installation and stable rotation, ideal for tight automotive component spacesSupports both grease and oil lubrication to adapt to diverse operating conditionsBacked by ISO 9001:2015 quality certification and Saifan’s 12-month warranty for long-term peace of mind
High Precision Tapered Roller Bearing 30205 30306 for Sports & Office Equipment
Ensure smooth, precise rotation for your sports and office equipment with our High Precision Tapered Roller Bearing—engineered to minimize friction and extend machine lifespan. Crafted from premium bearing steel with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, these bearings deliver consistent performance even under continuous use, addressing the common challenge of premature wear in high-frequency applications.Separated design allows easy installation and maintenance, a critical feature for equipment requiring quick part replacementsAvailable in models 30205, 30306, 32207, and more, with bore sizes ranging from 15-240 mm to fit diverse machinery needsSupports both grease and oil lubrication, offering flexibility for different operating environmentsBacked by Saifan Bearings' ISO 9001-certified quality control, ensuring reliable rotation you can trust
High Speed Deep Groove Ball Bearing 16030 150x225x24mm for Industrial Machinery
Keep your industrial machinery running smoothly with the High Speed Deep Groove Ball Bearing 16030, engineered to deliver reliable performance under demanding conditions. This 150x225x24mm radial bearing features a 0° contact angle, ensuring precise radial load distribution and minimizing friction for extended service life—perfect for maintaining consistent operation in high-speed applications.Constructed from premium bearing steel for exceptional durability and resistance to wear, even in continuous-use environmentsSingle-row design optimizes space efficiency while supporting heavy radial loads, making it ideal for machine tools, conveyors, and other industrial equipmentBacked by our strict quality control and 12-month warranty, so you can trust in stable performance and quick resolution if issues arise
Needle Roller Bearing RNA4909 52x68x22mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4909, engineered to deliver reliable performance even under heavy radial loads. This 52x68x22mm bearing, crafted from high-grade bearing steel, maintains P0-P4 precision to minimize vibration and extend equipment lifespan, addressing the common challenge of unexpected downtime in manufacturing operations.Designed without inner or outer rings for space-saving integration in compact machinery setupsSupports both grease and oil lubrication to adapt to your maintenance protocolBacked by our strict quality control and 12-month warranty for long-term peace of mindFlexible MOQ and 3-7 day delivery ensure you get the parts you need, when you need them
Deep Groove Ball Bearing 16064 6064 for Textile Washing Dyeing Machines 320x480x50mm
Ensure smooth, long-lasting operation for your textile washing dyeing machines with this Deep Groove Ball Bearing designed to handle the rigorous conditions of fabric processing. Crafted to precise 320x480x50mm dimensions, the 16064/6064 model minimizes vibration and reduces downtime, keeping your production line running efficiently even under heavy loads.Engineered with high-grade chrome steel for exceptional wear resistance, ideal for the moist, high-temperature environments of dyeing equipmentAdheres to strict ISO standards, ensuring compatibility with both new machinery and replacement needs in existing setupsSupports seamless integration into textile processing lines, delivering consistent performance to maintain workflow continuity
Deep Groove Ball Bearing 6217 45x68x12mm High Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with this Deep Groove Ball Bearing 6217, engineered to eliminate downtime and enhance operational efficiency. Crafted to the exact 45x68x12mm specification, this high-precision radial bearing delivers consistent performance under heavy loads, addressing the common challenge of unstable motion in manufacturing equipment.Single-row, unseparated design ensures easy installation and maintenance, a key detail for industrial mechanics prioritizing quick replacement.Constructed with premium bearing steel for extended service life, reducing the need for frequent part replacements.Complies with global standards to seamlessly integrate into机床,纺织机械, and other industrial systems, backed by Saifan's strict quality control for reliable operation.
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.
📦
Full FCL Support
20GP / 40HQ containers
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
💳
T/T · L/C · Alibaba
Flexible payment terms