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 5990-01-369-3380
NSN 5920-01-501-0155
NSN 6620-01-505-3496
NSN 5996-01-118-9475
NSN 6650-00-518-5194
NSN 5965-00-665-2156
NSN 6220-01-188-5852
NSN 5925-01-346-8598
NSN 5905-01-237-4777
NSN 6645-01-526-0379
NSN 5996-00-256-1718
NSN 6105-01-056-4473