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 5925-01-480-4146
NSN 6240-01-121-4124
NSN 2925-01-650-3412
NSN 4140-01-341-1841
NSN 6320-01-643-0850
NSN 6220-00-101-8799
NSN 5935-01-047-1255
NSN 6620-01-400-2928
NSN 5835-01-386-4027
NSN 6650-00-470-3905
NSN 7035-00-529-3128
NSN 5990-01-408-6554