71909 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls for High Speed 34,000 rpm
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71909 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7909
71909 ACD/HCP4A 45×68×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-capacity D design, single row angular contact ball bearing. The 71909 ACD/HCP4A bearing features a bore diameter of 45 mm, outside diameter of 68 mm, and width of 12 mm. With 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.
Specifications
| Part Number | 71909 ACD/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: 25° (15°, 40° Available) Material: Hybrid (Chrome Steel Rings, Ceramic Balls) 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: 0.12 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable |
| Load and Speed |
Dynamic Radial Load: 12400 N Static Radial Load: 9000 N Reference Speed For Grease: 20,000 rpm Limiting Speed For Oil: 34,000 rpm |
Performance Features of 71909 A/HCP4A Bearing
The 71909 ACD/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 of the 71909 ACD/HCP4A Bearing
The 71909 ACD/HCP4A bearing, a precision angular contact ball bearing from SKF, is known for its high precision (P4 grade), hybrid ceramic ball design, and high-temperature resistance. It is primarily used in the following fields:
Industrial Machinery and Manufacturing Equipment
- Welding Equipment: Supports high-speed rotating components in AC welders, manual welders, and electrothermal welders
- Processing Machinery:
- Spindles in CNC machines (e.g., vertical turning and grinding centers, thread processing machines)
- Plastic processing equipment like plastic molding machines and rubber calenders
- Drying and Mixing Equipment: Used in flash dryers, rotary dryers, and laboratory mixers
Precision Instruments and High-Speed Applications
- Precision Instruments:
- Production equipment for electronic components (e.g., SMD pick-and-place machines)
- High-precision transmission components in laser cutting machines and engraving machines
- High-Speed Motors and Pumps: Suitable for air conditioning pumps, high-speed centrifuges, and other applications requiring low friction and high-speed performance
Special Environments and Heavy-Duty Equipment
- High-Temperature/Corrosive Environments: Used in mesh belt furnaces, electrophoresis tanks, chemical reactors, and other high-temperature or corrosive environments
- Heavy Machinery:
- Components in tower cranes and rolling mill bearings
- Mining machinery such as drilling rigs and crushers
Other Special Applications
- Food and Pharmaceutical Equipment: Meets hygiene and wear-resistance requirements in meat processing machinery and pharmaceutical tablet presses
- Testing Equipment: Precision motion components in fatigue testing machines and pressure testing machines
| 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!
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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