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    1 Product
    About Hex Nuts
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    Choose a hex nut with the right profile, material, and strength for your application.

    Mil. Spec. Hex Nuts

    These nuts are manufactured and tested to strict U.S. military standards for material and construction.
    Medium-Strength Steel
    Image of Product. Front orientation. Hex Nuts. Mil. Spec. Hex Nuts.
    These Grade 5 or Class 8 nuts are your go-to for fastening most machinery and equipment. To avoid stripped threads during installation, make sure your screw has a comparable strength rating.
    Cadmium Yellow-Chromate-Plated Steel— The plating creates a barrier against rust, so these nuts are suitable for most wet and outdoor environments. They also thread on smoothly without sticking.
    Thread
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    Cadmium Yellow-Chromate-Plated Steel
    5/8"-18
    		15/16"35/64"MS51968-20SAE Grade 5
    		Fed. Spec. FF-N-836
    		5000000000000000
    Mil. Spec. Cadmium Chromate Plated Steel Hex Nut, Grade 5, 5/8"-18 Thread Size, MS51968-20
    Pack of 5Delivers Monday 7-9 am
     
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