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 5990-01-335-7948
NSN 6110-01-492-7901
NSN 6320-01-564-0893
NSN 6150-01-456-4127
NSN 6650-00-107-8509
NSN 5905-00-717-4767
NSN 5855-00-058-1293
NSN 6130-01-163-4220
NSN 5990-00-140-4559
NSN 5975-00-900-4013
NSN 5990-01-550-6907
NSN 5996-01-522-1410