The Anahuac Mayab University is a private institution of Catholic inspiration founded in 1984.
They are used in the same applications as fender washers. A spherical washer is part of a self-aligning nut; it is a washer with one radiused surface, which is designed to be used in conjunction with a mating nut in order to correct for up to several degrees of misalignment between parts.
The Many Uses for a Pressure Washer. A pressure washer, simply put, is a pump that boosts normal household pressure of 60 - 70 pounds per square inch up to 1,000 pounds per square inch, or more.