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 4140-01-641-8440
NSN 5999-00-995-7869
NSN 2925-01-570-3696
NSN 5998-01-606-5303
NSN 5905-01-407-8069
NSN 7035-01-569-2151
NSN 6130-00-170-4844
NSN 5835-00-409-8355
NSN 5999-00-250-6334
NSN 5965-00-083-8157
NSN 5960-01-512-0233
NSN 5945-00-737-3195