A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5998-01-119-0120
NSN 5990-01-225-2283
NSN 5905-00-507-9663
NSN 5905-01-214-6831
NSN 5895-01-224-6591
NSN 5998-01-306-0901
NSN 5935-00-939-8123
NSN 6135-01-010-0891
NSN 6240-01-303-1003
NSN 5945-00-456-0699
NSN 6130-01-058-3766
NSN 5990-01-128-3758