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 4140-01-344-2674
NSN 2925-01-164-9579
NSN 6620-01-185-4040
NSN 6240-01-623-3798
NSN 5990-00-944-2157
NSN 6110-01-528-7251
NSN 5915-01-456-5374
NSN 5935-00-359-4218
NSN 6645-01-492-4476
NSN 5945-00-038-7776
NSN 6220-00-092-6734
NSN 6110-00-287-3235