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Fasteners • Washers • Lock Washers

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  • Blue Ribbon Fastener Co.

    Blue Ribbon Fasteners offer a selection of lock washers including steel zinc external tooth, black zinc internal tooth, steel zinc countersunk external tooth, steel zinc/410 stainless helical heavy split and black oxide helical regular split.

  • Disc Lock International

    Disc Lock Washers are specifically designed to prevent loosening caused by shock or vibration in high-stress applications. Standard washers come in various sizes between 3mm and 38mm, stainless steel washers are sized between 5mm and 16mm, Delta Protekt glued washer pairs are between 6mm and 38mm and are tested in 600 hours of salt spray.

  • Heico-Lock, Div. of Heico Fasteners

    Heico-Lock washers are wedge-lock style washers that positively lock using tension instead of friction. They feature inclined cams on the inside and radial teeth on the opposite sides. distributes a variety of standard wedge lock washers. Standard steel lock washers are between 7mm and 133.4mm; Large O.D. steel lock washers are between 3.7mm and 37.4mm; Standard stainless steel lock washers are between 3.4mm and 43.2mm; and  Large O.D. stainless steel lock washers are between 3.9mm and 37.4mm. Heico can fabricate vibration-proof, custom sizes up to M130.

     

  • The Stanlock Group

    The Stanlok Group is a manufacturer and a distributor of specialty nuts and taper pins including helical spring lock washers (regular/light/heavy/extra heavy/hi-collar carbon steel in plain, zinc and silicon plated), internal/external tooth lock washers (#3 through 1" size) and hi-alloy lock washers treated for use with Grade 8 applications.

  • Coburn-Myers Fastening Systems, Inc.

    Coburn-Myers Fastening Systems has a variety of split lock and tooth lock washers. Split lock washers are in standard (nominal #2 through 3") sizes in stainless/alloy steel/carbon steel/silicon bronze, metric split washers in nominal size M2.5 through M72 in A2/A4 stainless and carbon steel, and tooth lock washers in nominal #2 through 1" in 18-8 stainless or carbon steel. All lock washers are available in plain and zinc plating, in addition to other specialized finishes.

  • Fastenal

    Fastenal is a manufacturer and distributor of lock washers available in a wide variety of sizes and finishes. Nominal sizes are from 1/8" through M95, and thicknesses are between 0.010" through 0.250". Finishes include black oxide, chrome, yellow zinc, zinc flake and Delta Protekt.

  • Seastrom Mfg. Co., Inc.

    Seastrom Washers manufacture and distribute helical lock washers, internal tooth lock washers and external tooth lock washers. Helical lock washers create tension to secure most commercial assemblies, and are available in spring steel and 316 stainless steel in sizes #2 through 1" (spring) and #0 through 1" (stainless). Internal tooth lock washers perform best with smaller head screws and/or where snagging/scratching could be a problem, and are available in spring steel and 410 stainless steel in sizes #2 through 1 1/4 for both spring and 410 stainless. External tooth lock washers perform best with large-head screws and give the maximum amount of torsional resistance and they abrade grounding surfaces of electrical surfaces to improve connections. External tooth lock washers are available in spring steel and stainless 410 in sizes #3 through 1" (spring) and #4 through 1" (stainless).

  • Grainger Industrial Supply

    Grainger Industrial Supply offers a variety in lock washers. Styles include split lock, ogee, external tooth and internal tooth;  materials include steel, stainless steel and cast iron; finishes include zinc, stainless and hot dip galvanized.

  • Viking Industrial Center

    Viking Industrial Center has an assortment of lock washers, including SAE flat, USS flat, Flat, split lock and split lock washer GR-8. Finishes offered are zinc, galvanized, hardened, brass and yellow zinc.

  • Nova Fasteners Co., Inc.

    Nova Fasteners offer a selection of lock washers including internal lock washers (size #6 through 1/2"), external tooth lock washers (size #6 through 1/2") and Lock Washers-Zinc (size #10 through 1 1/2").

  • Reid Supply Company

    Reid Supply Company has a series of lock washers in a variety of styles. Split lock washers have a zinc chromate finish and are available from 0.148" through 1.042". Metric lock washers have a zinc cromate finish with a red dye to identify metric sizes, available from 0.173mm through 24.5mm. Stainless steel lock washers are meant for applications with high corrosion resistance and are available in sizes 0.174 through .775. Grade 8 lock washers are compatible with grade 8 cap screws/nuts and hardened to RC 45-53 with zinc gold chromate finish and are available in sizes .262 through 1.042.

    Split, stainless steel and grade 8 lock washers meet or exceeds ASME/ANSI B18.21.1 standards.

     

  • Shamrock Industrial Fasteners

    Shamrock International Fasteners offer internal tooth lock washers in nominal sizes #2 through 1" and split lock washers in nominal sizes #2 through 2".

  • Baco Enterprises

    Baco Enterprises have a variety of lock washers in different sizes and styles. Internal tooth lock washers are zinc finished, and are available in sizes 5/16" through 4". Medium split lock washers are plain/zinc/hot dipped galvanized and are available in sizes 5/16" through 1 1/2".

  • Global Certified Fasteners

    Global Certified Fasteners offer lock washers in metric, SAE, standard and USS sizes. Washer materials are alloy steel, aluminum, brass, carbon steel, copper, exotic stainless, neoprene, nylon, plastic and several grades of steel. Available lock washer platings are black oxide, brass, cadmium, chrome, hot dip, mechanical galvanizing, nickel and zinc.

  • Armour Screw Co.

    Armour Screw Company has thousands of washers in stock, in a multitude of materials and sizes. Shakeproof split-lock washers are available in many sizes, and can be custom fabricated if standard sizes are not available.

  • Boker's, Inc.

    Boker's Incorporated offers a range of lock washers, including internal tab, internal/external tab, multiple internal/external tab and lockwasher tab style 1 and 2. A wide variety of sizes, thicknesses and materials (including non-metallic). If no washer is available in your needed tolerance range, Boker's offers a custom metal stamping die.

  • Garvin Industries

    Garvin Industries offer hardened steel lock washers in a variety of sizes, from 6-32 to 1/2-13. The deformation of the lock washer's bent surface when tightened helps protect against loosening of screws and bolts from mechanical and/or natural vibration.