Fender Washers, Stainless Steel A4, M4 x 12M (4.3 ID x 12.0 OD x 1.0 Thick)
A4 Stainless Steel Large OD Flat Washers
Fender Washers are used to prevent pull-though, and provide a greater bearing surface under the fastener.
- Prevents nuts, bolts and screws from pulling through the base material
- Significantly larger outside diameter
- Larger surface area allows it to withstand more force
- Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Fender Washers are commonly used to distribute load force on sheet metal, and gain their name from the use on car fenders. In the UK, Fender washers are also known as Penny Washers.
A4 Stainless Steel Fender Washers offer a durable and long lasting assembly due to the corrosion resistant properties of Stainless Steel. A4 Stainless Steel is the Fastener Industry standard for Stainless Steel Fasteners, it is equivalent to 316 Stainless Steel.
| Washer Sizes | Inner Diameter (ID) | Outer Diameter (OD) | Thickness |
| M3 x 9M | 3.2 | 9.0 | 0.8 |
| M4 x 12M | 4.3 | 12.0 | 1.0 |
| M5 x 15M | 5.3 | 15.0 | 1.2 |
| M6 x 18M | 6.4 | 18.0 | 1.6 |
| M8 x 24M | 8.4 | 24.0 | 2.0 |
| M10 x 30M | 10.5 | 30.0 | 2.5 |
| M12 x 37M | 13.0 | 37.0 | 3.0 |
| M14 x 44M | 15.0 | 44.0 | 3.0 |
| M16 x 50M | 17.0 | 50.0 | 3.0 |
Product number:
MFDWSSA4M4