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8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type

Beining Intelligent Technology (Zhejiang) Co., Ltd
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    Buy cheap 8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type from wholesalers
     
    Buy cheap 8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type from wholesalers
    • Buy cheap 8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type from wholesalers

    8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type

    Ask Lasest Price
    Brand Name : CNBTZC or OEM
    Model Number : 678
    Certification : IATF16949:2016
    Price : Please contact us,thanks
    Payment Terms : L/C,T/T
    Supply Ability : 500000pcs per month
    Delivery Time : 2-4 weeks
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    • Company Profile

    8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type

    617/8 678 Minature Deep Groove Ball Bearings 8mm X 12mm X 2.5mm Thin Section Robot Bearings

    8mm Bore 678 617/8 Minature Deep Groove Ball Bearing 8 X12X2.5mm Single Row Open Type Rolling Radial Ball Bearing Thin Section Robot Bearing High Performance Bearing

    The 678 miniature deep groove ball bearing, with dimensions of 7mm inner diameter × 11mm outer diameter × 3mm width, is renowned for its compact size, high-speed capability, and low noise characteristics.



    Bearing Number
    Boundary Dimensions(mm)Basic Load Rating(N)Limiting Speed(rpm)Reference(kg)
    Weight
    Inner DiameterOuter DiameterWidthChamferDynamicStaticGreaseOil
    dDBB1r(min)CrCorNon-contactWt ≈
    617/3ZZ3622.50.12429460000710000.00020
    617/4ZZ4722.50.12228854000630000.00028
    617/5ZZ5822.50.12179149000570000.00032
    617/6ZZ6102.530.146519643000510000.00065
    617/7ZZ7112.530.155526940000470000.00067
    617/8ZZ8122.53.50.151525238000450000.00075
    617/9ZZ91434.50.192046536000420000.00140

    678 Ball Bearings 8X12X2.5mm Specifications & Dimensions

    Universal678
    TypeDeep Groove Ball
    Inner/Outer Ring/ Ball MaterialChrome Steel
    Cage MaterialSteel/Nylon
    CageTypePunching
    PrecisionP0,P6
    Inner Dimension d(Ø)(mm)8
    Outer Dimension D(Ø)(mm)12
    Width B (or T)(mm)2.5
    LubricationGrease or oil
    Load DirectionRadial
    Specifications/EnvironmentStandard
    Number of Raceway Ring RowsSingle Track
    Size StandardsMetric Series

    The 678 miniature deep groove ball bearing is widely used across various specialized fields due to its compact size and high precision. Application areas include:

    1. Office and Electronic Equipment

    Personal Computers: Used in cooling fans and internal transmission components of desktops and laptops.

    Printers/Copiers: Applied in paper transmission systems and precision mechanical structures.

    Cameras/Air Conditioners: Provides stable support in optical components and compressor motors.

    2. Industrial and Automation Fields

    Automotive Components: Utilized in non-core load-bearing parts such as fan blades and door handles.

    Automation Equipment: Includes robotic arms and conveyor belt systems that require high-precision miniature bearings.

    Power Tools: Employed in the motor bearings of devices like drills and angle grinders, requiring wear resistance and low noise.

    3. Household and Consumer Products

    Vacuum Cleaners/Fishing Reels: Used in motor transmissions and rotating components for smooth operation.

    Smart Home Appliances: Found in the miniature transmission systems of devices like robotic vacuum cleaners and smart locks.

    4. Special Scenarios

    5G Communication Base Stations: Applied in the heat dissipation modules and precision adjustment devices of base stations.


    Quality 8mm Bore Deep Groove Roller Bearing 678 617/8 Minature 8 X12X2.5mm Single Row Open Type for sale
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