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 6620-00-888-3179
NSN 6150-00-964-7303
NSN 6105-00-523-5139
NSN 6620-01-247-4127
NSN 5915-01-218-6100
NSN 5945-01-645-7796
NSN 5905-01-017-8117
NSN 6110-01-408-4002
NSN 5910-00-212-3471
NSN 6650-01-334-9410
NSN 4140-01-304-1597
NSN 2925-01-446-6523