Product Details
Place of Origin: China
Brand Name: CNBTZC or OEM
Certification: IATF16949:2016
Model Number: 71911 CE/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
Part Number: |
71911 CE/P4A 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 7911CTRP4 |
Coating: |
Without |
Sealing: |
Without |
Design: |
High-speed E |
Contact Type: |
Normal Contact (two-point Contact) |
Part Number: |
71911 CE/P4A 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 7911CTRP4 |
Coating: |
Without |
Sealing: |
Without |
Design: |
High-speed E |
Contact Type: |
Normal Contact (two-point Contact) |
71911 CE/P4A 55*80*13 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing
Super-precision, high-speed E design, single row angular contact ball bearing
The 71911 CE/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 | 71911 CE/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 | Open | |
Temperature Range | -30°C to 150°C | |
Lubrication | Oil,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 | 15600 N |
Static Radial Load | 10600 N | |
Reference Speed For Grease (r/min) | 24,000 rpm | |
Limiting Speed For Oil(r/min) | 36,000 rpm |
What's the Performance Features of 71911 CE/P4A Bearing?
The 71911 CE/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 71911 CE/P4A Bearing?
The 71911 CE/P4A bearing is a high-precision angular contact ball bearing, ideal for high-speed and demanding applications. Here are its key uses:
Machine Tool Spindles
Suitable for heavy-load applications at medium speeds. Provides high precision and reliability for stable machine operation.
Machining Centers (Horizontal & Vertical)
Meets different precision and stability requirements, ensuring accurate machining.
Grinding Machines
Works well under high speed and moderate load, improving grinding accuracy and efficiency.
Lathes and Drilling Machines
Supports rotating tools or workpieces, helping to ensure precise and high-quality machining.
Semiconductor Industry
High precision and reliability make it suitable for semiconductor manufacturing equipment, ensuring smooth operation and product quality.
Stone and Glass Processing Machines
Handles heavy loads while maintaining high precision, ideal for cutting or polishing stone and glass.
Other Industrial Equipment
Widely used in many machines such as:
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!