71908 ACD/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and P4A Precision Grade for High Speed Operation
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71908 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7908
71908 ACD/P4A 40×62×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Super-precision, high-capacity D design, single row angular contact ball bearing. The 71908 ACD/P4A bearing features a bore diameter of 40 mm, outside diameter of 62 mm, and width of 12 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71908 ACD/P4A |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions |
Inner Bore Diameter (d): 40 mm Inner Bore Diameter Tolerance: -0.006mm to 0 Outer Bore Diameter (D): 62 mm Outer Bore Diameter Tolerance: -0.007mm to 0 Width (B): 12 mm Width Tolerance: -0.2mm to 0 |
| Specifications |
Contact Angle: 25° (15°, 40° Available) Material: Chrome Steel Cage Material: Phenolic Number of Rows: 1 Single Row Seal Type: Open Temperature Range: -30°C to 150°C Lubrication: Grease or Oil Tolerance Class: P4A better than P4 (ABEC-7) Weight: 0.11 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable |
| Load and Speed |
Dynamic Radial Load: 11700 N Static Radial Load: 8000 N Reference Speed For Grease: 20,000 rpm Limiting Speed For Oil: 30,000 rpm |
Performance Features of 71908 ACD/P4A Bearing
The 71908 ACD/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring:
- 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 of the 71908 ACD/P4A Bearing
As a high-precision angular contact ball bearing, the 71908 ACD/P4A is primarily used in industrial applications that require high-speed rotation, high rigidity, and ultra-high precision:
- Machine Tool Manufacturing: Machining centers, grinding machines, and CNC lathes for precision machining and stable radial/axial load capacity
- Printing and Packaging Equipment: Printing machinery and packaging equipment for precise roller rotation and high-speed stability
- Chemical and Rubber Machinery: Rubber extruders and plastic calenders to withstand complex loads in high temperature and pressure environments
- Motors and Precision Instruments: High-speed motors and laboratory equipment for optimized energy transmission and reduced vibration
- Automotive and Aerospace: Automotive sensors and aerospace navigation equipment for reliability under extreme conditions
CERTIFICATE: RoHS & REACH, IATF16949:2016
FEATURE: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
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 (Custom sizes available - please contact us)
FACTORY MANUFACTURER: Yes
SAMPLES: Please Contact Us
SERVICE: Online Support, Professional Service
SIZE: Standard (Custom sizes available - please contact us)
FACTORY MANUFACTURER: Yes
Similar Products
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