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 5920-01-301-3837
NSN 5935-01-221-1932
NSN 5996-01-585-0094
NSN 5975-01-070-9503
NSN 6135-01-305-6958
NSN 6130-01-361-4435
NSN 5920-00-884-1399
NSN 5950-01-454-6628
NSN 5975-01-162-4075
NSN 6105-00-466-0404
NSN 5965-01-306-1328
NSN 5990-00-485-7600