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 4140-00-832-0459
NSN 5950-01-364-0800
NSN 6620-00-557-7008
NSN 6650-01-422-1037
NSN 5915-00-857-9188
NSN 6220-01-169-2790
NSN 5965-01-036-6244
NSN 6645-01-113-8979
NSN 6650-01-632-8593
NSN 6150-01-250-4179
NSN 5905-01-451-6512
NSN 6220-01-606-8157