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 6110-01-421-2714
NSN 4140-01-469-6140
NSN 6650-01-593-5993
NSN 7035-01-027-1718
NSN 5945-01-573-2655
NSN 5930-00-962-7222
NSN 6135-00-900-2139
NSN 2925-01-251-2989
NSN 5835-01-398-3859
NSN 5999-01-326-9252
NSN 5945-01-512-1533
NSN 5996-01-633-7979