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 6240-01-119-3760
NSN 5965-01-564-8876
NSN 6135-01-280-2883
NSN 4140-01-049-3977
NSN 6320-00-521-9350
NSN 5910-01-562-3401
NSN 5855-00-149-0766
NSN 5915-01-071-6447
NSN 2925-01-146-0278
NSN 5835-01-116-2369
NSN 5999-01-464-3305
NSN 6685-01-057-9166