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 5998-00-997-2077
NSN 6135-00-134-6648
NSN 6620-00-979-3983
NSN 6650-01-109-7874
NSN 6110-01-463-9260
NSN 5950-01-158-7851
NSN 5996-00-454-1828
NSN 2925-00-928-5931
NSN 5905-01-432-0136
NSN 5935-00-104-0154
NSN 5925-00-702-7367
NSN 5999-00-035-8665