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 6240-01-227-4178
NSN 6105-00-356-7806
NSN 4140-00-353-5757
NSN 5905-00-789-0141
NSN 5945-01-417-6608
NSN 6650-01-272-3727
NSN 6220-01-123-9290
NSN 6150-01-086-6810
NSN 6620-01-423-7300
NSN 5965-01-161-3405
NSN 6685-01-117-2925
NSN 5910-01-491-0216