McMaster-Carr logo
    Filter by
    System of Measurement
    Screw Size
    Industrial Info Snippet
    Material
    Washer Type
    Military Specification
    Certification
    Specifications Met
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    DFARS Specialty Metals
    Performance
    Hardness
    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

    Mil. Spec. Washers

    These washers are manufactured and tested to strict U.S. military standards for material and construction. They take the pressure off screws and nuts to protect mounting surfaces.
    Steel
    Image of Product. Front orientation. Washers. Mil. Spec. Washers.
    Low-Friction Cadmium-Plated Steel—The plating reduces friction between the washer, fastener, and mounting surface to prevent sticking when fastening and loosening. It also creates a barrier against rust that's comparable to zinc yellow-chromate plating.
    For Screw
    Size
    ID
    OD
    Thk.
    Mil.
    Spec.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Low-Friction Cadmium-Plated Steel
    5/16"
    		0.344"0.688"0.051" to 0.080"MS27183-12ASME B18.21.110098032A505000000
    Cadmium-Plated Steel Mil. Spec. Washer, Low-Friction, for 5/16" Screw Size, 0.688" OD, MS27183-12
    Pack of 100In stock
    Compatible Products for This Washer
     
    back to top