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 4140-00-552-7370
NSN 5905-01-361-9076
NSN 5990-01-626-3840
NSN 6650-01-633-9147
NSN 6220-01-253-0380
NSN 5910-01-470-1903
NSN 6220-01-427-2333
NSN 5910-00-417-0825
NSN 6685-01-359-1760
NSN 5985-01-608-9256
NSN 5998-01-010-1668
NSN 5945-00-905-3136