"Bob K 207" wrote in message

Washer are disks with a hole in them. they are used to protect surrounding
surfaces, keep bolt heads or nuts from pulling through a hole, locking
nuts
in place. While they may act as a seal at times, that is not the intended
purpose.



what about a garden hose washer?

Commonly called a washer, shaped like a washer, but it truly is a gasket in
use. As always, there are some exceptions and misnomers in life.