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 5910-01-004-3280
NSN 6135-01-462-6040
NSN 4140-01-184-1290
NSN 5975-00-908-1556
NSN 5925-00-253-4255
NSN 6320-01-415-0953
NSN 6105-00-596-9962
NSN 2925-00-395-8751
NSN 6110-00-932-1590
NSN 6650-00-132-3827
NSN 5998-01-053-8363
NSN 6620-01-388-1430