Choose a Category
    Thread Type
    Thread Type
    UNC
    UNF
    UNEF
    Nut Type
    Nut Type
    HexLocknut
    For Cotter Pin Diameter
    For Cotter Pin Diameter
    1/16"
    5/64"
    7/64"
    9/64"
    5/32"
    3/16"
    5/16"
    Thread Spacing
    Thread Spacing
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    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Minimum Slot Width
    Minimum Slot Width
    0.07"
    0.09"
    0.12"
    0.15"
    0.18"
    0.24"
    0.31"
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    20 Products

    Medium-Strength Steel Locknuts
    for use with Cotter Pins—Grade 5

    Thread
    SizeWd.Ht.For
    Cotter
    Pin Dia.Min.
    Slot
    Wd.Min.
    Slot
    Dp.Pkg.
    Qty. Pkg.
    Zinc-Plated Steel—Grade 5
    click to learn more about Zinc-Plated Steel—Grade 5