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 6150-00-999-1981
NSN 6135-00-122-2420
NSN 6105-00-856-8709
NSN 6645-00-614-5302
NSN 5965-00-661-0469
NSN 6220-01-216-0678
NSN 6130-01-476-6462
NSN 6130-01-648-5273
NSN 5996-01-546-4194
NSN 5910-01-619-0985
NSN 6150-01-527-8714
NSN 5895-00-636-4842