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Home > products > Precision Ball Bearings > S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ

S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: S71911 ACD/P4A

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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S71911 ACD/P4A

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Angular Contact Ball Bearing 7911 2RZ

Part Number:
S71911 ACD/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Sealed,Seal On Both Sides,2RZ
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease
Replaceable With:
SKF, NSK 7911A5TRV1VP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
Part Number:
S71911 ACD/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Sealed,Seal On Both Sides,2RZ
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease
Replaceable With:
SKF, NSK 7911A5TRV1VP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ

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

Super-precision, high-capacity D design, single row angular contact ball bearing  with seals

 

The S71911 ACD/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 ACD/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 25° (15°,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 0.18 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) 15,000 rpm
Limiting Speed For Oil(r/min) 24,000 rpm

 

 

 

S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ 0

 

S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ 1

 

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

 

The S71911 ACD/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 ACD/P4A Bearing?

 

The S71911 ACD/P4A is a high-precision angular contact ball bearing. It is widely used in many industrial fields due to its high accuracy, speed capability, and load capacity.

1. Industrial Production Equipment:

  • Printing Machinery: Used in offset printing machines to ensure stable operation and high printing precision.
  • Drying Equipment: Applied in vertical and horizontal dryers for stable performance under varying loads and working conditions.
  • Chemical Equipment: Used in reactors, pipelines, and fittings; can withstand pressure and chemical corrosion.
  • Plastic and Rubber Industry: Applied in rubber granulators, film blowing machines, etc., suitable for high-speed and high-load operations.
  • Machining Equipment: Used in machine tool turrets to ensure accurate tool positioning and high machining precision.
  • Refrigeration Equipment: Works stably in freezers and open-type chillers under low-temperature conditions.
  • Power Equipment: Widely used in sewage pumps, multistage pumps, magnetic pumps, and gear pumps; supports both axial and radial loads.
  • Construction Machinery: Applied in wheel excavators and similar equipment; works reliably under heavy and variable loads.

2. Other Application Areas:

  • Laboratory Equipment: Used in lab mixers to provide precise control and stable operation.
  • Textile Machinery: Applied in computer embroidery machines to ensure stability and precision at high speeds.
  • Food Processing Equipment: Used in bakery equipment, meeting hygiene and safety standards while ensuring reliable operation.
  • Electronic Equipment: Provides precise positioning and stable operation in electronic devices with high-precision motion control requirements.

 

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!

S71911 ACD/P4A Angular Contact Ball Bearing 7911 2RZ 2