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Fasteners • Washers • Countersunk Washers

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  • Blue Ribbon Fastener Co.

    Blue Ribbon Fastener Co. offers washers and lock-washers in a wide range of models, including: machine screw, fender, SAE flat, USS flat, helical regular, external tooth, helical regular split, external-internal combo, etc. These washers are constructed from black oxide, 18-8 stainless steel, 310 stainless steel, 410 stainless steel, zinc yellow, black zinc, steel zinc, and hot dip galvanized materials.

  • Mil-Spec Fasteners Corp.

    Mil-Spec Fasteners Corp. offers 100° countersunk external tooth lock washers in steel or bronze materials. These washers come in screw sizes ranging from 1/4 to 10, inner diameters ranging from 0.089 to 0.333, outer diameters ranging from 0.177 to 0.653, and thicknesses ranging from 0.006 to 0.028.

  • Shamrock Industrial Fasteners

    Shamrock Industrial Fasteners offers countersunk finishing washers. These washers are available in screw sizes ranging from 1/4 to 8, nominal outside diameters ranging from 15/32 to 3/8, inside diameters ranging from 0.120 to 0.335, and heights up to 1/8.

  • Coburn-Myers Fastening Systems, Inc.

    Coburn-Myers Fastening Systems, Inc. offers countersunk finishing washers  for oval head and flat screw applications. These washers range in screw size from 1/4 to #12, they are plain finished, and constructed from brass, silicon bronze, or 18-8 stainless steel materials.

  • Grainger Industrial Supply

    Grainger Industrial Supply offers countersunk washers in over 70 configurations. Model Z9932 countersunk washers fit #10 bolt sizes, they are case hardened, and they allow bolt or screws to be completely flush mounted. These washers have B84 Rockwell hardness ratings, ±0.010" thickness tolerances, inside diameters up to 13/64", and outside diameters up to 13/16".

  • Northeast Fasteners Co., Inc.

    Northeast Fasteners Co., Inc. offers countersunk washers in sizes ranging from #6 to #14. These washers come in inside diameter sizes ranging from 11/64 to 5/16, outside diameters ranging from 7/16 to 25/32, and they are constructed from nickel plated brass materials.

  • Diamond Fasteners

    Diamond Fasteners offers 18-8 stainless steel countersunk finishing washers in eight sizes ranging from 1/4 to 12.

  • JTD Stamping Co., Inc.

    JTD Stamping Co., Inc. offers 316 stainless steel and high carbon washers for a variety of stamping applications. These washers are constructed from the following materials: tungsten, titanium, Teflon, styrene, steel, stainless steel, rubber, copper, bronze, brass, nylon, neoprene, aluminum, beryllium copper, blue tempered spring, etc.

  • Boker's, Inc.

    Boker's, Inc. offers flat washers, shims, and spacers with outside diameters ranging from 0.080" to 5.140" and a wide range of inside diameters.

  • Fastener Dimensions, Inc.

    Fastener Dimensions, Inc. offers countersunk finisher washers in every size and material.

  • Superior Washer & Gasket Corp.

    Superior Washer & Gasket Corp. offers Mil-Spec 21299-C3 NASM21299 countersunk washers. These washers feature 0.377 outer diameters, 0.191 inner diameters, and 0.057 thicknesses.