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Should I Use A Washer On Both Sides? [Solved]

Since flat washers are generally manufactured by pressing metal, one side has rounded corners and one side has burrs. There is no fixed rule about which side should be placed up or down but placing the burred side facing down is typically ideal, and especially if bearing surface pressure is a concern.23 Mar 2021

Nuts and Washers

Washer

What goes first lock washer or flat washer?

00:00 - What goes first lock

Disc/Washer Method vs. Shell Method (rotated about different lines)

Volume of Solid of Revolution rotated about different lines. Disc method vs. shell method for calculus 1 or AP calculus students.