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 4140-01-213-9199
NSN 5935-01-194-2780
NSN 5915-01-392-1184
NSN 5985-01-113-7113
NSN 6650-01-323-6252
NSN 5835-00-491-3834
NSN 6645-01-131-8122
NSN 5835-01-321-7895
NSN 5910-01-279-3813
NSN 5910-01-620-6821
NSN 6145-00-201-1330
NSN 5990-01-393-4808