71901 CD/P4ADGA Super Precision Single Row Angular Contact Ball Bearing 7901
71901 CD/P4ADGA 12×24×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Matched set of two super-precision, high-speed E design, single row angular contact ball bearings.
The 71901 CD/P4ADGA bearing features a bore diameter of 12 mm, outside diameter of 24 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.
Technical Specifications
| Part Number |
71901 CD/P4ADGA |
| Bearing Type |
Angular Contact |
| Measurement Unit |
Metric |
| Dimensions |
Inner Bore Diameter (d): 12 mm
Inner Bore Diameter Tolerance: -0.004mm to 0
Outer Bore Diameter (D): 24 mm
Outer Bore Diameter Tolerance: -0.004mm to 0
Width (B): 12mm (2×6 mm)
Width Tolerance: -0.2mm to 0
|
| Specifications |
Contact Angle: 15° (25°, 40° Available)
Material: Chrome Steel
Cage Material: Phenolic
Number of Rows: 2 (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: 0.02 kg
Matched Arrangement: Universal Matching
Universal Matching Bearing: Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB,DF,DT 2 bearings
Preload: EL/Extra Light/Class A
|
| Load and Speed |
Dynamic Radial Load: 4360 N
Static Radial Load: 2500 N
Reference Speed For Grease (r/min): 70,000 rpm
Limiting Speed For Oil (r/min): 110,000 rpm
|
Performance Features
- Engineered for high-precision and high-performance applications
- 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 71901 CD/P4ADGA bearing, a precision angular contact ball bearing, is crucial for applications requiring high-speed rotation and precision, particularly in precision machinery, where it ensures stable performance and longevity.
Widely used in industrial automation for equipment like automated production lines and robotic arms, it enhances production efficiency and quality with its high-precision and high-speed capabilities.
In the aerospace industry, it meets stringent requirements for heat resistance and vibration dampening, ensuring the safety and reliability of aerospace vehicles.
Overall, this bearing is essential for achieving superior performance and durability across these demanding fields.
Certification & Services
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
