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{"title":"71903 ACD\/HCP4A Super Precision Angular Contact Ball Bearing with 17 mm Bore","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/b5\/7991cdc0a85ecd064ed090914835-200x200-1\/71903_acd_2fhcp4a_super_precision_angular_contact_ball_bearing_with_17_mm_bore_diameter_p4a_precision_grade_and_hybrid_ceramic_bal.jpg","attrs":{"Structure":"Angular Contact","Delivery Time":"2-4 weeks","Part Number":"71903 ACD\/HCP4A Angular Contact Ball Bearing","Lubrication":"Grease,Oil"}}
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S71909 CE/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7909 2RZ
S71909 CE/HCP4A 45×68×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing with seals
The S71909 CE/HCP4A bearing, with bore diameter of 45 mm, outside diameter of 68 mm, and width of 12 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
S71909 CE/HCP4A
Bearing Type
Angular Contact
Measurement Unit
Metric
Dimensions
Inner Bore Diameter (d): 45 mm Inner Bore Diameter Tolerance: -0.006mm to 0 Outer Bore Diameter (D): 68 mm Outer Bore Diameter Tolerance: -0.007mm to 0 Width (B): 12 mm 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: 1 Single Row Seal Type: Seal on both sides Temperature Range: -30°C to 150°C Lubrication: Grease 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: 10400 N Static Radial Load: 6800 N Reference Speed For Grease (r/min): 34,000 rpm Limiting Speed For Oil (r/min): 52,000 rpm
Performance Features
The S71909 CE/HCP4A 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
The S71909 CE/HCP4A bearing, as a high-precision angular contact ball bearing, is primarily applied in the following fields:
1. Precision Machine Tools
Suitable for high-speed components such as machine tool spindles and ball screws, where high rotational accuracy is required. It can withstand combined loads while ensuring machining precision.
2. Automotive Industry
Used in critical components such as steering systems and gearboxes, especially in applications requiring the ability to handle bidirectional axial loads.
3. Robotics
Suitable for precision transmission components such as robot joints and reducers, supporting high-speed operation and repeat positioning accuracy.
4. Aerospace Equipment
Applied in scenarios such as aircraft engines and flight control systems, meeting the demands for high reliability and high-temperature resistance.
5. Industrial Equipment
Includes applications such as chemical pumps and air conditioning compressors, particularly suitable for mixed lubrication environments requiring low friction and long service life.
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 efficiency, we serv...
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 efficiency, we serv...