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 5915-00-665-2323
NSN 5925-00-861-8728
NSN 5910-01-145-4297
NSN 5920-00-793-8406
NSN 5905-01-571-8206
NSN 5960-00-818-3504
NSN 5999-00-869-2584
NSN 5905-01-375-0593
NSN 6650-00-292-9106
NSN 6685-00-257-2987
NSN 6145-01-438-3748
NSN 5915-00-425-6175