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 5905-00-907-2033
NSN 6645-00-200-2322
NSN 6105-00-296-5116
NSN 6145-00-517-6666
NSN 5990-01-333-2294
NSN 4140-00-679-9512
NSN 6320-01-185-3857
NSN 5910-01-319-8411
NSN 7035-01-100-9295
NSN 6620-00-866-4434
NSN 6650-00-629-8027
NSN 5835-00-725-2087