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 6240-01-594-5703
NSN 6105-01-353-9082
NSN 4140-01-339-0090
NSN 5835-00-198-4936
NSN 6105-01-509-8978
NSN 6685-00-808-6955
NSN 2925-00-486-8640
NSN 5985-00-240-1791
NSN 5960-01-628-2760
NSN 5910-01-115-9709
NSN 6145-00-422-2644
NSN 7035-01-354-7056