Beining Intelligent Technology (Zhejiang) Co., Ltd
                                                                                                           
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S71911 CB/P4A Super Precision Single Row Angular Contact Ball Bearing 7911 2RZ

Price Negotiable
Price: Please contact us,thanks
MOQ: 1000
Delivery Time: 2-4 weeks
Brand: CNBTZC or OEM
Product Description

S71911 CB/P4A 55*80*13 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing 

Super-precision, high-speed B design, single row angular contact ball bearing with seals

 

The S71911 CB/P4A 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, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

 

Part Number S71911 CB/P4A
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  Chrome Steel  
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 0.19 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 9950 N
Static Radial Load 8150 N
Reference Speed For Grease (r/min) 22,000 rpm
Limiting Speed For Oil(r/min) 34,000 rpm

 

 

 

 

 

What's the Performance Features of S71911 CB/P4A Bearing?

 

The S71911 CB/P4A 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 S71911 CB/P4A Bearing?

 

The S71911 CB/P4A bearing is an angular contact ball bearing with a wide range of applications. Below, we explore its uses across various industries and equipment types:


 

1. Industrial Manufacturing

  • Machine Tools: Used in high-speed, high-precision spindles to ensure stable operation and machining accuracy.
  • Printing Machinery: Supports precise movement and stable operation in printing equipment.

2. Energy Sector

  • Wind Power: May be used in wind turbines to support rotation.
  • Gas Turbines: Suitable for high-speed operation in gas turbines.

3. Daily Life & Small Equipment

  • Welding Machines: Can support rotating parts in AC and manual welding machines.
  • Binding Machines: Ensures smooth operation of rotating components in binding 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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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

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

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