SAE vs USS Flat Washers

Flat washers are one of the most commonly used fastener accessories in industrial and consumer applications. While they may appear simple and straightforward, there is a lot of variety in the types and sizes. In general, however, there are two main categories of flat washers: SAE and USS. So, what's the difference between SAE and USS flat washers? Here, we'll look at the two types of flat washers, their main differences, and when to use each. What are SAE Flat Washers? SAE flat washers are the most common type of flat washer. They are also sometimes known as standard washers. [...]