Washers / lock washers（Sales Unit：Box, Pkg.）

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  Special-Sized Round Washer【300-1,000 Pieces Per Package】

  SUNCO

  [Materials] Stainless Steel, Aluminum, Brass
  [Surface treatment] None, trivalent chromate, bright chromate plating, zinc plating, chromate plating, nickel plating, chrome plating, Parkerizing, Dacrotized, painting, coating, silver/copper/tin plating

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  Starting from∗ ：	143.69 €
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  Min. Shipping Days ：	6 Days

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  Stainless Steel Flat Washer UUW / UUW-H / UUW-BH

  HIROSUGI-KEIKI

  [Material] Stainless steel
  [Surface treatment] Degreasing / Micro Black (black coating)
  *SUS303: Outer diameter has an SUS303 mark for identification

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  Starting from∗ ：	0.17 €
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  Wave Washer【2,000 Pieces Per Package】

  TAIYO STAINLESS SPRING

  Stable and gradual loading prevents loosening and rattling. *The CAD data for this series is undergoing revision. This will be available as soon as modifications are complete.

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  Starting from∗ ：	70.09 €
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  Min. Shipping Days ：	9 Days

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  Steel Flat Washer FFW / FFW-N / FFW-B

  HIROSUGI-KEIKI

  [Material] Thickness (t) 1.0 mm or less: Steel plate (SPCC)
  Thickness (t) 1.5 mm or more: Carbon steel (S45C)
  [Surface treatment] Trivalent chromium chromate / Micro Black (black coating) / Electroless nickel plating (Electroless Ni)

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  Starting from∗ ：	0.11 €
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  Captive Washers SWAS【100 Pieces Per Package】

  NABEYA BI-TECH

  ● Simply attach to commercially available screws to prevent the screws from falling out and becoming lost.
  ● The hooks of the washer securely hook onto the thread ridges, preventing the washer from coming off the screw after installation.

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  Starting from∗ ：	81.76 €
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  Brass Flat Washer BBW / BBW-C

  HIROSUGI-KEIKI

  [Material] Thickness (t) 1.0 mm or less: Brass (C2680)
  / Thickness (t) 1.5 mm or more: Brass (C3604BD), cadmium content less than 75 ppm
  [Surface treatment] Nickel plating (Ni) / Degreasing

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  Starting from∗ ：	0.11 €
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  Spring Washer, Spring Washer No. 2【1-10,000 Pieces Per Package】

  SUNCO

  A portion of the flat washer is cut off, with a twisted shape. This twisted shape helps prevent loosening or falling if it is loosened. No. 2 is the most widely available type of spring washer.

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  Starting from∗ ：	1.49 €
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  Raised Press-Fit Rosette Washer - Thin Rim【1-5,000 Pieces Per Package】

  SUNCO

  [Materials] Steel Stainless steel Bras
  [Surface treatment] None, trivalent chromate, bright chromate plating, nickel plating, chrome plating

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  Starting from∗ ：	1.02 €
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  Iwata Denko Standards Iron Wave Washer (Bearing)【1-100 Pieces Per Package】

  IWATA DENKO

  Its superior abrasion resistance compared with other carbon steels makes it optimal for preloading a variety of bearings and spring applications with small loads.

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  Starting from∗ ：	1.30 €
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  Min. Shipping Days ：	7 Days

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  Aluminum Washer AAW / AAW-B

  HIROSUGI-KEIKI

  [Internal Diameter] ø3.2/ø4.2/ø5.2/ø6.2/ø8.2/ø10.2/ø12.2/ø16.2
  [Material] Thickness (t) 1.0 mm or less: Aluminum (A1050) / Aluminum
  Thickness (t) 1.5 mm or more: Lead-free, free-cutting aluminum / Aluminum
  [Surface treatment] Base material / Black anodized (BAL)

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  Starting from∗ ：	0.24 €
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  Round Washer, ISO, Special Material, No Surface Treatment【400-10,000 Pieces Per Package】

  SUNCO

  It is inserted between the bearing surface and tightening section when tightening machine screws or bolts. ISO standard.
  [Special Material]
  ·SUS316/SUS316L/SUS310S/brass/titanium

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  Starting from∗ ：	121.70 €
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  Min. Shipping Days ：	6 Days

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  Special Size Round Washer Steel, Standard Plating【1-20,000 Pieces Per Package】

  SUNCO

  [Features]
  ·When the counterpart is wood, use a round washer with a large outer diameter for wood to prevent depressions
  [Material]
  ・ steel
  [Standard Plating]
  ·Bright chromate plating / trivalent white / nickel plating / chrome plating

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  Starting from∗ ：	1.51 €
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  Flat, Round Washer【1-1,500 Pieces Per Package】

  SUNCO

  [Type (application)] Plain Washer
  [Type] Plain Washer
  [Materials] Steel
  [Materials] Steel SPCC
  [Surface treatment] None, Trivalent chromate, Bright chromate plating, Zinc plating, Chromate plating, Nickel plating, Parkerizing
  [Nominal Thread (M)] 8 10 12 14 16 18 20 22 24 27 30 33 36 39 42 48
  [Sales unit] Minimum Quantity (Available for Purchase from 1 pc) Box and Pkg.
  [Surface treatment](Details) None, Trivalent chromate, Trivalent black, Trivalent white, Bright chromate plating, Hot dip galvanizing, Chromate plating, Chromate plating, Green chromate, Black chromate, Nickel plating, Parkerizing
  [Outer diameter (mm)] 17 21 24 28 30 34 37

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  Starting from∗ ：	1.92 €
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  Round Washer, Special Size, Special Material, No Surface Treatment【150-10,000 Pieces Per Package】

  SUNCO

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  Starting from∗ ：	165.12 €
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  Min. Shipping Days ：	6 Days

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  Ribbed-Lock Washer - SWR【5-20 Pieces Per Package】

  NABEYA BI-TECH

  [Features]
  · The ribs on both faces of the washer bite into the surface on which the bolt sits and the fastened part, preventing loosening caused by vibrations.
  · For preventing the loosening of fastened parts that adhesives proved insufficient for achieving.
  · When combined with an 8.8 strength classification bolt, even more effective loosening prevention is possible.
  · Also works with strength classification 12.9 bolts.
  · Has a greater loosening prevention effect than normal spring washers.

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  Starting from∗ ：	7.61 €
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  Min. Shipping Days ：	6 Days

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  Spring Washer for Cap【80-8,000 Pieces Per Package】

  HEIWA HATSUJYO

  [Materials] Stainless Steel
  [Surface Treatment] Anti-Rust Oil Only, Trivalent Chromate, Chromate, Nickel Plating, Tempering Color
  [Inner diameter d (mm)] 2.1 2.4 2.7 3.1 4.1 5.1 6.1 6.5 8.2 10.2 11.4 12.2 13 14.2 16.2 18.2 20.2 22.5 24.5
  [Nominal Thread (M)] 2 2.3 2.6 3 4 5 6 8 10 12 14 16 18 20 22 24
  [Thread (inch)] 1/4 7/16 1/2
  [Thickness t (mm)] 0.5 0.6 0.7 1 1.3 1.5

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  Starting from∗ ：	50.20 €
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  Iwata Denko Standards Iron Wave Washer (Iwata Standard)【1-1,000 Pieces Per Package】

  IWATA DENKO

  Its superior abrasion resistance compared with other carbon steels makes it optimal for preloading a variety of bearings and spring applications with small loads.

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  Starting from∗ ：	1.48 €
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  Specialized Wave-Shaped Washers【1,000 Pieces Per Package】

  OCHIAI

  [Type] Spring Washer
  [Materials] Steel
  [Inner diameter d (mm)] 9
  [Thickness t (mm)] 0.3
  [Sales unit] Box/package
  [Materials] Steel S65C
  [Type]Spring Washer, Wave Washer
  [Outer diameter D (mm)] 15

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  Starting from∗ ：	45.61 €
  Min. Shipping Days ：	6 Days

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  Bent Washer【1,000 Pieces Per Package】

  OCHIAI

  A flat washer bent into an arch shape.
  [Features]
  · A flat washer bent into an arch shape that generates load through bending.
  · Type: spring washer.
  [Applications]
  · Ideal for preventing loosening of screws.

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  Starting from∗ ：	62.82 €
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  Min. Shipping Days ：	6 Days

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  Tapered Washer (5°) for Channels【1-230 Pieces Per Package】

  SUNCO

  For channel steel. Type: bevelled washer.

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  Starting from∗ ：	1.39 €
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  Min. Shipping Days ：	6 Days

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  Spring Washer, Spring Washer No. 1【300-2,000 Pieces Per Package】

  IMPERIAL

  This is for light loads.

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  Starting from∗ ：	16.95 €
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  Min. Shipping Days ：	6 Days

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  Sealing Washer【20 Pieces Per Package】

  KEEPER

  [Nominal Thread (M)] 8 12.5 14 25 28 31.5 45 56 63 71 90 100 125 140 160 180 200 225 250
  [Sales unit] Minimum Quantity (Available for Purchase from 1 pc) Box and Pkg.
  [Materials] Steel, Stainless steel
  [Nominal Thread (M)] 2.6 3 4 5 6 8 10 12 14 16 18 20 22 24 25 28 30 36 38 42 48
  [Thickness t (mm)] 1.2 1.6 2
  [Outer diameter (mm)] 10 11 12 13 16 18

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  Starting from∗ ：	134.22 €
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  Min. Shipping Days ：	7 Days

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  Raised Rosette Washer (Saw Method, Low Cadmium)【1,000 Pieces Per Package】

  SUNCO

  [Type (Application)] Special
  [Shape]
  [Type] Rosette Washer
  [Materials] Brass
  [Surface Treatment] None, Trivalent Chromate, Chromate Plating, Nickel Plating, Chromate Plating, Silver/Copper/Tin Plating
  [Inner Diameter d (mm)] 3.3 4.3 5.3 6.3 8.3
  [Nominal Thread (M)] 3 4 5 5.1 6 8
  [Thickness t (mm)] 2 2.4 2.8 3.3 4.5
  [Sales Unit] Individual (Available for Purchase as 1pc), Box and Packaging
  [Surface Treatment]None, Trivalent Chromate, Trivalent Black, Trivalent White, Black Chromate, Nickel Plating, Chrome Plating, Tin Cobalt
  [Outer Diameter (mm)] 9 12 14 16 22

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  Starting from∗ ：	124.37 €
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  Min. Shipping Days ：	12 Days

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  ISO Standard Round Washer Steel, Special Plating【1-20,000 Pieces Per Package】

  SUNCO

  It is inserted between the bearing surface and tightening section when tightening machine screws or bolts. ISO standard.
  [Material]
  ·Steel: highly corrosion resistant hot-dip coating steel plate
  [Special Plating]
  ·Green Chromate / dacrotized / black chromate / tin cobalt / dark bronze color plating / hot-dip galvanizing / black nickel / chromate plating / parkerizing / trivalent black / 8 micron chromate yellow

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  Starting from∗ ：	1.00 €
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  JIS Spring Washer【80-50,000 Pieces Per Package】

  HEIWA HATSUJYO

  [Type (application)] Spring Washer
  [Type] Spring Washer
  [Type]Spring Washer, standard load
  [Type]No. 2 (for medium load)
  [Materials] Steel, Stainless steel
  [Surface treatment] Anti-rust Oil Only, Trivalent Chromate, Chromate, Nickel Plating, Temper Color
  [Inner diameter d (mm)] 2.1 2.4 2.7 3.1 4.1 5.1 6.1 6.5 8.2 10.2 11.4 12.2 13 14.2 16.2 18.2 20.2 22.5 24.5
  [Nominal Thread (M)] 2 2.3 2.6 3 4 5 6 8 10 12 14 16 18 20 22 24
  [Nominal Thread (inch)] 1/4 7/16 1/2
  [Thickness t (mm)] 0.5 0.6 0.7 1 1.3 1.5

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  Starting from∗ ：	33.24 €
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  JIS Disc Spring Washer Type 1【500-10,000 Pieces Per Package】

  HEIWA HATSUJYO

  [Type (Application)] Spring Washer
  [Type] Spring Washer
  [Surface Treatment] (Detail) Tempering Color
  [Type]Spring Washer, Conical Spring Washer, Load
  [Type]No. 1 (for Light Loads), JIS Standard Type 1
  [Materials] Stainless Steel
  [Surface Treatment] Trivalent Chromate, Chromate, Nickel Plating, Tempering Color
  [Nominal Thread (M)] 3 4 5 6 8 10 12 14 16 18 20 22 24 27 30
  [Sales Unit] Individual (Available for Purchase as 1pc) Box and Packaging.
  [Materials]Steel S50C to S65C
  [Materials]Stainless Steel SUS304-CSP
  [Outer Diameter D (mm)] 7 9 10 12.5 17 21

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  Starting from∗ ：	256.14 €
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  Min. Shipping Days ：	7 Days

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  Whitworth Round Washer【1-1,500 Pieces Per Package】

  SUNCO

  [Materials] Steel, Stainless steel
  [Surface treatment] None, Trivalent chromate, Bright chromate plating, Zinc plating, Chromate plating, Nickel plating, Parkerizing, Painting, Coating

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  Starting from∗ ：	2.06 €
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  Min. Shipping Days ：	6 Days

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  Special-Sized, Square Washer【1-800 Pieces Per Package】

  SUNCO

  [Materials] Steel, Stainless steel
  [Surface treatment] None, trivalent chromate, bright chromate plating, zinc plating, chromate plating

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  Starting from∗ ：	3.21 €
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  Min. Shipping Days ：	6 Days

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  Spring Washer No. 2, Special-Sized【1-60,000 Pieces Per Package】

  TOKYO METAL

  We offer products from M0.5 to M200.

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  Starting from∗ ：	12.54 €
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  Min. Shipping Days ：	6 Days

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  Sealing Washer (NBR) - SWS / SWS-F【5-10 Pieces Per Package】

  NABEYA BI-TECH

  This stainless steel sealing washer features rubber packaging. Prevents leakages of air and liquid from bolt installations. Suitable for use with hydraulic and pneumatic equipment.

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  Starting from∗ ：	11.10 €
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  Washer (with Gas Ventilation Grooves) - SWAS-VF / SWAS-VF-PC【5-20 Pieces Per Package】

  NABEYA BI-TECH

  For FPD manufacturing equipment, semiconductor manufacturing equipment and other vacuum equipment and chambers in clean rooms.

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  Starting from∗ ：	5.52 €
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  Spring Washer for Caps【1-5,000 Pieces Per Package】

  SUNCO

  [Materials] Steel, Stainless steel
  [Surface treatment] None, Trivalent chromate, Bright chromate plating, Nickel plating, Chrome plating, Dacrotized, Painting, Coating, Silver/Copper/Tin plating

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  Starting from∗ ：	8.99 €
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  Round Washer, Special Size, Steel, Special Plating【1-20,000 Pieces Per Package】

  SUNCO

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  Starting from∗ ：	1.53 €
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  Washer (Inch Thread) - SWAS【10 Pieces Per Package】

  NABEYA BI-TECH

  A washer for unified thread hex nuts. Use in combination with hexagonal bolts and hexagonal button bolts.

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  Starting from∗ ：	5.60 €
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  S45C Round Washer 22H【1-800 Pieces Per Package】

  SUNCO

  [Type (Application)] Plain Washer
  [Type] Plain Washer
  [Materials] Steel
  [Materials]Steel S45C
  [Surface Treatment] None, Trivalent Chromate, Uni-Chromate Plating, Zinc Plating, Chromate Plating
  [Inner Diameter d (mm)] 8 10 13 15 17 19 21 23 25 28 39 66 70
  [Nominal Thread (M)] 8 10 13 15 17 19 21 23 25 28 39 66 70
  [Thickness t (mm)] 1.6 2 2.5 3 4 6 9
  [Sales Unit] Individual (Available for Purchase as 1pc), Box and Packaging.
  [Surface Treatment](Details) None, Trivalent White, Uni-Chromate Plating, Hot-Dip Galvanizing, Chromate Plating, Chromate Plating, Black Chromate
  [Outer Diameter (mm)] 17 21 24 28 30 34

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  Starting from∗ ：	1.60 €
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  Min. Shipping Days ：	6 Days

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  Round Washer, Special Size, Stainless Steel, Special Plating【1-15,000 Pieces Per Package】

  SUNCO

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  Starting from∗ ：	0.21 €
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  Round Washer JIS【1-1,500 Pieces Per Package】

  SUNCO

  [Materials] Steel, stainless steel, A1050, brass
  [Surface treatment] None, electroless nickel, trivalent chromate, bright chromate plating, zinc plating, chromate plating, nickel plating, chrome plating, parker, dacrotized, paint, coating, silver/copper/tin plating

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  Starting from∗ ：	4.28 €
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  Min. Shipping Days ：	6 Days

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  Small Square Washer【1-800 Pieces Per Package】

  SUNCO

  These square washers are mainly used for wood, etc. Type (Application): Special shape / Type: Square washer / Material: Steel.

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  Starting from∗ ：	2.97 €
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  Toothed Washer, Lock Type【1-60,000 Pieces Per Package】

  HEIWA HATSUJYO

  Refers to the shape of the teeth applied to the inside of the washer. The teeth embed into the material, helping to keep it from rotating. Rattling and loosening should be prevented by concurrent use of a flat washer, etc.

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  Starting from∗ ：	0.13 €
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  Min. Shipping Days ：	7 Days

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  Spring Washer BSW / UMSW / USW / TISW / FSW

  HIROSUGI-KEIKI

  [Supported nominal thread diameter (M)] 2/2.6/3/4/5/6/8/10/12
  [Material] Phosphor bronze / Stainless steel / Pure titanium / Steel
  [Surface treatment] Nickel plating / Base material / Trivalent chromium chromate / Degreasing
  
  · Pure titanium
  Specific gravity is approximately 60% of that of stainless steel. It also has excellent chemical resistance and especially seawater resistance.
  Since titanium is non-magnetic, it can be used for equipment requiring non-magnetic properties such as electronic equipment, semiconductor manufacturing equipment, medical equipment, etc.

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  Starting from∗ ：	0.17 €
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  Schnorr Washer, VS Type【1,000 Pieces Per Package】

  SUNCO

  Achieves complete loosening prevention. Safety spring washer, Schnorr washer VS type (for vibration, reinforced)

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  Starting from∗ ：	292.48 €
  Min. Shipping Days ：	7 Days

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  HEICO-LOCK Ring Lock Washer

  ACCURATE

  Ring lock washer ideal for reinforcing screws
  [Features]
  · Ideal for repeated use
  · The wedge lock washers secure bolted connections reliably while the ring holds the two wedge lock washers together in the correct position permanently
  · Very easy to install and remove (ring locking system comes pre-assembled)
  · Fixes bolts under high or low load conditions
  · Both narrow and wide types made from steel or stainless steel are available
  · Particularly suitable for dynamic loads. Also suitable for use with lubricants
  · Also suitable for use with high-tensile bolts of 8.8, 10.9 and 12.9 and their respective nuts
  [Materials]
  Wedge lock washer: S45C equivalent / SUS316L equivalent
  Ring: Polyamide

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  Starting from∗ ：	4.86 €
  Min. Shipping Days ：	5 Days

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  Washers / LOWA Type【20-50 Pieces Per Package】

  MISUMI

  The washer is thicker than normal washers, please use it to prevent sinking in long holes.

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  Starting from∗ ：	10.88 €
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  Tab Washers / One Tab【10 Pieces Per Package】

  MISUMI

  The sizes are M3 to M24. Delivery from 1 piece is possible according to requirements.

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  Starting from∗ ：	10.88 €
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  Flat Spring Washer, for JIS B 1251 Type 1 Screws / for Heavy Loads【500-10,000 Pieces Per Package】

  SUNCO

  Has a spring counter-force comparable to tightening axial force of bolts, preventing thread loosening caused by vibration and shock. It is possible to obtain a stable tightening axial force without fatiguing the tightening material due to the low pressure applied to the bearing surface.

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  Starting from∗ ：	256.14 €
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  Min. Shipping Days ：	7 Days

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