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Home > products > Precision Ball Bearings > 71911 ACD / HCP4A Super Precision Bearings Single Row Angular Contact 7911

71911 ACD / HCP4A Super Precision Bearings Single Row Angular Contact 7911

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71911 ACD/HCP4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 200000pcs per month

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Highlight:

Angular Contact precision bearings

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7911 precision bearings

Part Number:
71911 ACD/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 7911A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
Part Number:
71911 ACD/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 7911A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
71911 ACD / HCP4A Super Precision Bearings Single Row Angular Contact 7911

71911 ACD/HCP4A 55*80*13 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid  Ceramic Balls High Speed

Super-precision, high-capacity , single row angular contact ball bearing  

 

The 71911 ACD/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 ACD/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 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 Oil,Grease  
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.15 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 18200 N
Static Radial Load 13700 N
Reference Speed For Grease (r/min) 17,000 rpm
Limiting Speed For Oil(r/min) 28,000 rpm

 

 

 

71911 ACD / HCP4A Super Precision Bearings Single Row Angular Contact 7911 0

 

71911 ACD / HCP4A Super Precision Bearings Single Row Angular Contact 7911 1

 

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

 

The 71911 ACD/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 ACD/HCP4A Bearing?

 

The 71911 ACD/HCP4A angular contact ball bearing is widely used in precision machinery across various industrial sectors due to its high accuracy, rigidity, and speed performance. Typical applications include, but are not limited to:

  • Machine Tools and Machining Equipment: CNC spindles, grinding machines, lathes, and precision milling machines.
  • Presses and Forming Equipment: Used in metal stamping, molding, and forming processes.
  • Lifting and Handling Equipment: Gantry cranes, lifting platforms, and material handling systems.
  • Chemical and Pharmaceutical Machinery: Reactors, distillation towers, plate heat exchangers, and single-stage pumps.
  • Drying and Cooling Systems: Hollow paddle dryers, cross-flow cooling towers, and low-noise cooling equipment.
  • Environmental and Air Purification Equipment: Air purifiers, exhaust gas treatment systems, and wastewater treatment units.
  • Automotive Manufacturing Equipment: Production lines for automotive mufflers and other auto parts.
  • Packaging and Food Processing Machinery: Wrapping machines, automatic packaging systems, and food handling equipment.
  • Injection Molding and Plastic Machinery: Injection molding machine components, blow molding machines, etc.
  • Mining and Construction Equipment: Crushers, screening machines, and on-site construction machinery.
  • Medical and Precision Instruments: High-precision medical devices and automated diagnostic equipment.
  • Automation and Robotics: Industrial robot joints, servo motors, and automated assembly systems.

 

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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