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Beining Intelligent Technology (Zhejiang) Co., Ltd

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China 71911 CE / HCP4A Super Precision Ball Bearings Single Row Angular Contact
China 71911 CE / HCP4A Super Precision Ball Bearings Single Row Angular Contact

  1. China 71911 CE / HCP4A Super Precision Ball Bearings Single Row Angular Contact

71911 CE / HCP4A Super Precision Ball Bearings Single Row Angular Contact

  1. MOQ: 1000
  2. Price: Please contact us,thanks
  3. Get Latest Price
Payment Terms L/C,T/T
Supply Ability 200000pcs per month
Delivery Time 2-4 weeks
Packaging Details plastic bag,box,carton,pallet
Part Number 71911 CE/HCP4A Angular Contact Ball Bearing
Structure Angular Contact
Seals Type Open (2RZ available)
Ring type One-piece inner and outer rings
Lubrication Grease,Oil
Replaceable With SKF, NSK 7911CSN24TRP4
Coating Without
Sealing Without
Design High-speed E
Contact type Normal contact (two-point contact)
Brand Name CNBTZC or OEM
Model Number 71911 CE/HCP4A
Certification IATF16949:2016
Place of Origin China

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  1. Product Details
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Product Specification

Payment Terms L/C,T/T Supply Ability 200000pcs per month
Delivery Time 2-4 weeks Packaging Details plastic bag,box,carton,pallet
Part Number 71911 CE/HCP4A Angular Contact Ball Bearing Structure Angular Contact
Seals Type Open (2RZ available) Ring type One-piece inner and outer rings
Lubrication Grease,Oil Replaceable With SKF, NSK 7911CSN24TRP4
Coating Without Sealing Without
Design High-speed E Contact type Normal contact (two-point contact)
Brand Name CNBTZC or OEM Model Number 71911 CE/HCP4A
Certification IATF16949:2016 Place of Origin China
High Light 7911 Precision Ball Bearings7911 bearing precision

71911 CE/HCP4A 55*80*13 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  

 

The 71911 CE/HCP4A bearing,bore diameter is 55 mm, outside diameter is 80 mm,width is 13 mm,featuring precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

 

Part Number 71911 CE/HCP4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d) 55 mm
Inner Bore Diameter Tolerance -0.007mm to 0
Outer Bore Diameter (D) 80 mm
Outer Bore Diameter Tolerance -0.007mm to 0
Width (B) 13 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 Open
Temperature Range -30°C to 150°C
Lubrication Oil,Grease  
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.14 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 15600 N
Static Radial Load 10600 N
Reference Speed For Grease (r/min) 28,000 rpm
Limiting Speed For Oil(r/min) 43,000 rpm

 

 

 

 

 

What's the Performance Features of 71911 CE/HCP4A Bearing?

 

The 71911 CE/HCP4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.

 

What's the Applications of the 71911 CE/HCP4A Bearing?

 

The 71911 CE/HCP4A is a high-precision angular contact ball bearing. It is designed for applications that require high speed, accuracy, and reliability. Below are its main fields of use:


1. High-Precision Machine Tools & Machining Centers

  • Motorized Spindles: Used in 5-axis machining centers and multitasking machines for high-speed cutting of hard materials like titanium and superalloys.
  • Grinding Machines: Supports grinding wheels to achieve very smooth surfaces (surface roughness below Ra < 0.2 μm).

2. Aerospace & Defense

  • Aircraft Engines: Used in fuel pumps and turbochargers that work at high speeds and temperatures.
  • Flight Control Systems: Helps control aircraft movement with high reliability and resistance to shocks.

3. Industrial Robotics

  • Collaborative Robots (Cobots): Provides support for robot joints with high precision (repeatability within ±0.01 mm).
  • SCARA Robots: Used in fast-moving parts for pick-and-place tasks in manufacturing.

4. New Energy & Electric Vehicles

  • Electric Motors (E-Drives): Supports high-speed motors in electric vehicles, especially 800V systems running over 20,000 rpm.
  • Fuel Cell Compressors: Used in high-speed, high-temperature air compressors for hydrogen fuel cells.

5. Medical & Laboratory Equipment

  • Centrifuges: Used in high-speed blood and DNA testing equipment (up to 30,000 rpm).
  • CT/MRI Scanners: Helps rotate scanner parts smoothly and quietly, often with non-magnetic designs.

6. Semiconductor Manufacturing

  • Lithography Equipment: Used in motion stages for making microchips with nanometer-level precision.
  • Wafer Handling Robots: Ensures stable and clean operation in vacuum environments during chip production.
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!

R2AZZ Shielded Radial Ball Bearing Miniature Deep Groove Ball Bearings Single Row 3.175x12.7x4.366mm Motor high speed bearing 4

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2013

  • Total Annual:

    30000000-+

  • Employee Number:

    200~+

  • Ecer Certification:

    Verified Supplier

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...

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Get in touch with us

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  • Beining Intelligent Technology (Zhejiang) Co., Ltd
  • No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
  • https://www.precisionball-bearing.com/

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