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 4140-00-512-1671
NSN 6150-01-152-1814
NSN 6220-01-328-7523
NSN 5960-01-245-6088
NSN 5910-01-386-7064
NSN 5855-01-218-3735
NSN 4140-01-528-7945
NSN 5975-01-199-9037
NSN 5996-01-048-1285
NSN 5835-01-069-2359
NSN 5975-01-587-9892
NSN 5996-01-514-9292