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 6620-00-527-6523
NSN 6135-00-497-0491
NSN 5996-01-330-6047
NSN 5935-00-914-0777
NSN 5996-01-618-4192
NSN 5945-00-061-7651
NSN 5945-01-617-2993
NSN 6685-01-117-9854
NSN 5975-01-538-8261
NSN 6620-00-449-1973
NSN 6650-01-421-2370
NSN 4140-01-440-7305