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 5925-01-506-7833
NSN 5999-01-437-3176
NSN 5920-00-259-7294
NSN 5990-01-361-6424
NSN 6105-01-366-5050
NSN 6150-00-475-0009
NSN 5835-00-228-9082
NSN 5925-01-623-4803
NSN 6685-01-080-8734
NSN 5905-00-140-5705
NSN 5920-00-417-8768
NSN 6135-01-368-2785