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 6145-01-473-7227
NSN 5910-01-590-1695
NSN 6610-01-502-8868
NSN 6135-01-436-7733
NSN 6620-01-116-3983
NSN 5975-00-756-2451
NSN 5915-01-506-9829
NSN 5915-01-579-7770
NSN 5975-01-473-0520
NSN 7035-00-200-5162
NSN 2925-01-098-9549
NSN 2925-01-466-0892