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71911 ACE/P4A Precision Angular Contact Bearings 7911

Beining Intelligent Technology (Zhejiang) Co., Ltd
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    Buy cheap 71911 ACE/P4A Precision Angular Contact Bearings 7911 from wholesalers
     
    Buy cheap 71911 ACE/P4A Precision Angular Contact Bearings 7911 from wholesalers
    • Buy cheap 71911 ACE/P4A Precision Angular Contact Bearings 7911 from wholesalers

    71911 ACE/P4A Precision Angular Contact Bearings 7911

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    Brand Name : CNBTZC or OEM
    Model Number : 71911 ACE/P4A
    Certification : IATF16949:2016
    Price : Please contact us,thanks
    Payment Terms : L/C,T/T
    Supply Ability : 200000pcs per month
    Delivery Time : 2-4 weeks
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    71911 ACE/P4A Precision Angular Contact Bearings 7911

    71911 ACE/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 ACE/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 Number71911 ACE/P4A
    Bearing TypeAngular Contact
    Measurement UnitMetric
    DimensionsInner 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
    SpecificationsContact Angle25° (15°,40° Available)
    MaterialChrome Steel
    Cage MaterialPhenolic
    Number of Rows1 Single Row
    Seal TypeOpen
    Temperature Range-30°C to 150°C
    LubricationOil,Grease
    Tolerance ClassP4A better than P4 (ABEC-7)
    Weight0.17 kg
    Matched ArrangementNo
    Universal Matching BearingNo
    PreloadNot applicable
    Load and SpeedDynamic Radial Load14600 N
    Static Radial Load10200 N
    Reference Speed For Grease (r/min)21,000 rpm
    Limiting Speed For Oil(r/min)32,000 rpm

    71911 ACE/P4A Precision Angular Contact Bearings 7911


    71911 ACE/P4A Precision Angular Contact Bearings 7911


    What's the Performance Features of 71911 ACE/P4A Bearing?


    The 71911 ACE/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 ACE/P4A Bearing?


    The 71911 ACE/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

    Used in CNC machines and spindle systems for grinding, milling, and turning operations.

    Precision Instruments & Measurement Equipment

    Applied in CMMs (Coordinate Measuring Machines), optical instruments, and high-precision rotary tables.

    Aerospace & Defense

    Found in aircraft engine auxiliary systems, missile guidance systems, and gyro stabilization platforms.

    Industrial Robots & Automation

    Installed in robotic joints (e.g., collaborative robot wrists) and precision reducers for accurate motion control.

    Medical & Semiconductor Equipment

    Utilized in rotating components of CT/MRI scanners, wafer cutting spindles, and lithography motion stages.

    High-Speed Motors & Turbo Machinery

    Suitable for electric spindles, turbo molecular pumps, and compressors where high-speed performance is critical.

        CERTIFICATERoHS & REACH, IATF16949:2016
        FeatureHigh Speed and Stiffness,High Running Accuracy,High Load Carrying Capacity
        ServiceOEM&ODM Customized Services
        SamplesPlease Contact Us
        ServiceOnline Support,Professional Service
        SizeStandard,For custom sizes ,please contact us
        Factory ManufacturerYes

        If you need more detailed information , feel free to ask!

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