McMaster-Carr logo
    Filter by
    System of Measurement
    Thread Size
    Industrial Info Compare
    Width
    Attribute Image
    Thread Type
    Nut Type
    Fastener Strength Rating
    Fastener Strength Grade/Class
    Industrial Info Snippet
    Material
    Thread Spacing
    Industrial Info Snippet
    Hex Nut Profile
    Height
    Attribute Image
    Specifications Met
    Thread Direction
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    Industrial Info Snippet
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Drive Style
    Industrial Info Snippet
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    1 Product
    About Hex Nuts
    industrial info icon

    Choose a hex nut with the right profile, material, and strength for your application.

    Hex Nuts

    The most commonly used hex nuts, these are suitable for fastening most machinery and equipment.
    Low-Strength Steel
    Image of Product. Front orientation. Hex Nuts. Hex Nuts.
    Image of Specification. Front orientation. Hex Nuts. Hex Nuts.
    Rated Grade 2, Class 6, or lower, these nuts are about half as strong as medium-strength nuts. They are suitable for light duty fastening applications, such as securing access panels. Use them with screws that have a similar strength rating to avoid stripping threads during installation.
    Steel—Best for dry environments since moisture will cause these nuts to rust.
    Thread
    Size
    Wd.
    Ht.
    Fastener Strength
    Grade/Class
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Steel
    3"-4
    		4 1/2"2 19/32"SAE Grade 2
    		ASME B18.2.2190490A055000000
    Low-Strength Steel Hex Nut, SAE Grade 2, 3"-4 Thread Size
    Pack of 1In stock
    Compatible Products for This Hex Nut
     
    back to top