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 6240-00-011-5273
NSN 5945-01-541-9147
NSN 6650-01-358-0948
NSN 5999-01-509-0219
NSN 5910-01-585-8399
NSN 4140-01-494-0339
NSN 5935-00-409-7709
NSN 5996-01-478-7331
NSN 5915-01-512-1327
NSN 5975-01-352-9336
NSN 5915-00-230-8803
NSN 5999-01-539-4799