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Steel Flat Washer FFW/FFW-N/FFW-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: 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)
| Standard Price: | MYR 0.63- |
|---|---|
| Days to Ship: | 4 Day(s) or more |

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: Brass (C2680)
/ Thickness (t) 1.5 mm or more: Brass (C3604BD), cadmium content less than 75 ppm
[Surface treatment] Nickel plating (Ni) / Degreasing
| Standard Price: | MYR 0.63- |
|---|---|
| Days to Ship: | 10 Day(s) or more |

Stainless Steel Flat Washer UUW/UUW-H/UUW-BH
HIROSUGI-KEIKI
[Internal Diameter] ø3.2/ø4.2/ø5.2/ø6.2/ø8.2/ø10.2/ø12.2/ø16.2
[Material] Stainless steel
[Surface treatment] Degreasing / Micro Black (black coating)
*SUS303: Outer diameter has an SUS303 mark for identification
| Standard Price: | MYR 0.85- |
|---|---|
| Days to Ship: | 4 Day(s) or more |

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.
| Standard Price: | MYR 0.85- |
|---|---|
| Days to Ship: | 10 Day(s) or more |

HIROSUGI-KEIKI
[Supported nominal thread diameter (M)] 3/4/5/6/8/10/12
[Material] Stainless steel / Pure titanium
[Treatment method] Pure titanium: 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.
| Standard Price: | MYR 0.76- |
|---|---|
| Days to Ship: | 17 Day(s) or more |

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)
| Standard Price: | MYR 1.03- |
|---|---|
| Days to Ship: | 4 Day(s) or more |
| Brand |
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| Product Series |
| Days to Ship |
| Environmentally Friendly |
| Material |
| Properties / applications |
| Surface Treatment |
| Inner Dia. d(mm) |
| I.D. d(inch) |
| Nominal of Thread (M) |
| Outer Dia. D(mm) |
| Outer Diameter D(inch) |
| Type |
| Type (Application) |
| Unit of Purchase |
| Thickness t (Metric)(mm) |
| Thickness t (Imperial)(inch) |
| Type Spring Washers |
| Material: Stainless Steel |
| Surface Treatment (Detailed) |
| Nominal of Thread (inch) |
| Material Steel |
| Type Toothed Washer |
| Cleaning Method |
| Brand | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI |
|---|---|---|---|---|---|---|
| Product Series | ||||||
| Days to Ship | 4 Day(s) or more | 10 Day(s) or more | 4 Day(s) or more | 10 Day(s) or more | 17 Day(s) or more | 4 Day(s) or more |
| Environmentally Friendly | - | - | - | - | - | - |
| Material | Steel | Brass | Stainless Steel | Steel / Stainless Steel / Phosphor Bronze | Stainless Steel / Brass | Aluminum |
| Properties / applications | - | - | - | - | - | - |
| Surface Treatment | Trivalent Chromate / Nickel Plating / Painting, Coating | Not Provided / Nickel Plating | Not Provided / Painting, Coating | Not Provided / Trivalent Chromate / Nickel Plating | Not Provided / Anodize | Not Provided / Anodize |
| Inner Dia. d(mm) | 1.5 ~ 16.2 | 1.5 ~ 16.2 | 1.5 ~ 16.2 | 2.1 ~ 5.1 | 3.3 ~ 5.5 | 2.9 ~ 16.2 |
| I.D. d(inch) | - | - | - | - | - | - |
| Nominal of Thread (M) | 1.4 ~ 16 | 1.4 ~ 16 | 1.4 ~ 16 | 2 ~ 5 | 3 ~ 5 | 2.6 ~ 16 |
| Outer Dia. D(mm) | 3 ~ 30 | 3 ~ 30 | 3 ~ 30 | 4.4 ~ 9.2 | 6 ~ 12 | 6 ~ 30 |
| Outer Diameter D(inch) | - | - | - | - | - | - |
| Type | Flat Washer | Flat Washer | Flat Washer | Spring Washer | Flat Washer | Flat Washer |
| Type (Application) | Flat Washer | Flat Washer | Flat Washer | Spring Washer | Flat Washer | Flat Washer |
| Unit of Purchase | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. |
| Thickness t (Metric)(mm) | 0.3 ~ 5 | 0.1 ~ 5 | 0.1 ~ 5 | 0.5 ~ 1.3 | 0.5 ~ 0.8 | 0.3 ~ 5 |
| Thickness t (Imperial)(inch) | - | - | - | - | - | - |
| Type Spring Washers | - | - | - | Standard | - | - |
| Material: Stainless Steel | - | - | SUS303 ~ SUS304 | SUS316L | SUS316 | - |
| Surface Treatment (Detailed) | Black Paint / Electroless Nickel Plating / Trivalent Chromate | Not Provided / Nickel Plating | Black Paint / Not Provided | Not Provided / Trivalent Chromate / Nickel Plating / Black Nickel Plating | Not Provided / Black Anodize | Not Provided / Black Anodize |
| Nominal of Thread (inch) | - | - | - | - | - | - |
| Material Steel | S45C ~ SPCC | - | - | - | - | - |
| Type Toothed Washer | - | - | - | - | - | - |
| Cleaning Method | - | - | - | - | - | - |
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