A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
Classification: Copper washers including spring washers not threaded
NSN 5925-01-265-7749
NSN 4140-01-518-6956
NSN 6135-01-643-5809
NSN 6150-01-360-6211
NSN 5910-01-247-9892
NSN 6130-01-562-4839
NSN 5998-00-661-0380
NSN 5999-01-556-9110
NSN 5965-01-498-2710
NSN 6650-00-754-2276
NSN 5855-00-132-4898
NSN 6620-01-599-2011