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    Material
    Material
    Brass
    Steel
    System of Measurement
    System of Measurement
    Inch
    Thread Type
    Thread Type
    UNF
    Length
    Length
    3 1/2"
    6 5/8"
    OD
    OD
    4"
    Thread Size
    Thread Size
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    Nut Type
    Nut Type
    CouplingHex
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    Thread Direction
    Thread Direction
    Fastener Strength Grade/Class
    Fastener Strength
    Grade/Class
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Thread Spacing
    Thread Spacing
    Fine
    Drive Style
    Drive Style
    External Hex
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    Coupling Nut Profile
    Standard
    Width
    Width
    default
    2"
    2 1/4"
    Thread Fit
    Thread Fit
    Class 2B
    Finish
    Finish
    Zinc Plated
    Angle of Misalignment
    Angle of Misalignment
    Body Material
    Body Material
    Steel
    Maximum Pull Force
    Maximum Pull Force
    100,000 lbs. or greater
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    4 Products

    Low-Strength Steel Coupling Nuts

    High-Strength Steel Coupling Nuts—Grade 8

    Brass Coupling Nuts

    Inch

    Rod Alignment Couplers

    Inch Sizes