M4 Fender Washer (DIN 9021B) / Grade C Steel / Zinc / ASTM A563 Grade C
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Product Description
M4 Fender Washer (DIN 9021B) / Grade C Steel / Zinc / ASTM A563 Grade C
Specifications
| Material | Steel |
|---|---|
| Finish | Zinc |
| Grade | A563 Grade C |
| Size | M4 |
| Inside Diameter | 4.3 mm |
| Outside Diameter | 9 mm |
| Thickness | 0.8 mm |
| Hardness | C24 - C36 |
| Standard | ASME B18.22.1 |
| RoHS Compliance | RoHS Compliant |
| Measurement System | Metric |
RoHS Compliant
Frequently Asked Questions
What is the difference between USS and SAE flat washers?
USS (Type B) flat washers have larger outside diameters and are thicker than SAE (Type A) washers of the same bolt size. USS is designed for softer materials and larger load distribution. SAE is used for harder materials and standard fastener installation.
Fender Washer (DIN 9021B) / Grade C Steel / Zinc
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Technical Specifications
Thread Size
M4
Material
Steel
Grade
A563 Grade C
Thread Direction
Unthreaded
Outer Diameter
9 mm
Thickness
0.8 mm
Hardness
C24 - C36
SKU
719066-20000