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 5835-01-386-4027
NSN 6645-00-905-7258
NSN 5999-01-158-3660
NSN 5990-00-803-7475
NSN 6105-01-608-3974
NSN 5998-00-516-5381
NSN 2925-01-625-6841
NSN 6320-00-242-3300
NSN 6650-01-505-6947
NSN 6320-00-483-0451
NSN 5996-01-616-4405
NSN 5960-01-071-0389