71902 CE/HCP4ADT Super Precision Angular Contact Ball Bearing with 15° Contact Angle P4A Precision Grade and Hybrid Ceramic Balls
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
30 days
Brand:
CNBTZC or OEM
Product Description
71902 CE/HCP4ADT Super Precision Single Row Angular Contact Ball Bearing 7902
71902 CE/HCP4ADT 15×28×14 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Matched set of two super-precision, high-speed E design, single row angular contact ball bearings.
The 71902 CE/HCP4ADT bearing, with bore diameter of 15 mm, outside diameter of 28 mm, and width of 14 mm, features precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. It delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71902 CE/HCP4ADT |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | |
| Inner Bore Diameter (d) | 15 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 |
| Outer Bore Diameter (D) | 28 mm |
| Outer Bore Diameter Tolerance | -0.004mm to 0 |
| Width (B) | 14 mm (2×7mm) |
| Width Tolerance | -0.2mm to 0 |
| Specifications | |
| Contact Angle | 15° (25°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| Cage Material | Phenolic |
| Number of Rows | 2 Single Row |
| Seal Type | Open |
| Temperature Range | -30°C to 150°C |
| Number of bearings in matched set | 2 |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.026 kg |
| Matched Arrangement | DT Tandem << 2 bearings |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | |
| Dynamic Radial Load | 5200 N |
| Static Radial Load | 2750 N |
| Reference Speed For Grease (r/min) | 90,000 rpm |
| Limiting Speed For Oil (r/min) | 140,000 rpm |
Performance Features
- Very tight tolerances suitable for precise machinery
- Ability to handle both radial and axial loads simultaneously
- High-speed operation with stability
- Low torque and friction for energy efficiency
- Enhanced rigidity for accuracy under heavy loads
- Durability with extended service life
- Effective performance across a wide temperature range
Applications
The 71902 CE/HCP4ADT bearing is a precision angular contact ball bearing designed for high accuracy and reliability, making it ideal for diverse industrial applications including:
- Machine tools like machining centers, milling machines, and grinders
- Semiconductor fault detection units
- Automotive gyro stabilizers
- Medical devices for critical precision
- Robotics and automation systems
- Printing machines
- Measurement devices
- Racing/supercar wheel hubs
- Marine gyro stabilizers
- Telescopes and optical equipment
| CERTIFICATE | RoHS & REACH, IATF16949:2016 |
| Feature | High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Service | OEM&ODM Customized Services |
| Samples | Please Contact Us |
| Service | Online Support, Professional Service |
| Size | Standard, For custom sizes, please contact us |
| Factory Manufacturer | Yes |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Beining Intelligent Technology (Zhejiang) Co., Ltd
Location
No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
Contact Person
Shelley Dong