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 6645-00-256-4072
NSN 6220-01-532-9800
NSN 4140-00-876-9285
NSN 5930-00-690-9701
NSN 5945-00-927-1759
NSN 5960-01-449-1310
NSN 5965-00-099-0698
NSN 7035-00-205-1932
NSN 6130-01-281-7268
NSN 5895-01-194-1872
NSN 5985-00-935-0127
NSN 6150-00-343-7404