I think they're also known as a Belleville washer. Real handy little buggers, and sometimes not-so-little as they are used in diaphragm-style automobile clutches.
Semi-OT but IIRC Hornady provides them to LnL AP owners upon request if their powder measure keeps working loose from the press head. Not an uncommon occurrence.
__________________
Four Rugers, three SIG Sauers, assorted rifles. NRA, GOA and SAF Life Member.
|