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    Material
    Material
    Nickel
    System of Measurement
    System of Measurement
    Inch
    For Screw Size
    For Screw Size
    5/16"
    Thickness
    Thickness
    0.051" to 0.080"
    Washer Type
    Washer Type
    Flat
    ID
    ID
    default
    0.344"
    OD
    OD
    default
    0.688"
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Specifications Met
    Specifications Met
    Show
    Specifications Met
    Specifications Met
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    Warning: Products have one, but not necessarily all, of the selected characteristics.
    Hardness
    Hardness
    Rockwell B89
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    1 Product