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71910 ACD / P4A Super Precision Single Row Angular Contact Ball Bearing 7910
71910 ACD/P4A 50×72×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity design, single row angular contact ball bearing.
The 71910 ACD/P4A bearing features a bore diameter of 50 mm, outside diameter of 72 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
71910 ACD/P4A
Bearing Type
Angular Contact
Measurement Unit
Metric
Dimensions
Inner Bore Diameter (d): 50 mm
Inner Bore Diameter Tolerance: -0.006mm to 0
Outer Bore Diameter (D): 72 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: 0.13 kg
Matched Arrangement: No
Universal Matching Bearing: No
Preload: Not applicable
Load and Speed
Dynamic Radial Load: 12700 N
Static Radial Load: 9800 N
Reference Speed For Grease (r/min): 16,000 rpm
Limiting Speed For Oil (r/min): 26,000 rpm
Performance Features of 71910 CD/P4A Bearing
The 71910 CD/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 71910 CD/P4A Bearing
The 71910 ACD/P4A bearing is a precision angular contact ball bearing, widely used across various industries due to its high precision, durability, and performance. Below are its key application areas:
1. Industrial Machines
Used in plastic machinery, pharmaceutical equipment, welding tools, and factory equipment
Helps machines run smoothly and accurately, even under heavy use
2. Everyday Machines
Found in clothing machines, mixers, cleaning equipment, and factory tools
Reduces friction and keeps machines working quietly and efficiently
3. Manufacturing & Heavy Industry
Used in cutting machines, welding machines, metal processing tools, and heavy machinery
Ensures precise and reliable performance in tough working conditions
4. Medical & Packaging
Used in hospital equipment, food packaging machines, and packaging tools
Provides safe and stable operation for critical tasks
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
If you need more detailed information, feel free to ask!
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...
