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 6150-01-336-5823
NSN 6110-01-133-8343
NSN 5990-01-054-4255
NSN 5905-01-301-2899
NSN 5925-01-379-9942
NSN 6150-01-073-0137
NSN 4140-00-083-6072
NSN 5930-00-170-7146
NSN 6650-00-684-3060
NSN 6645-01-487-4341
NSN 5998-01-423-0365
NSN 6150-01-100-3413