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 5990-01-190-8223
NSN 6240-00-899-6990
NSN 5975-01-210-6221
NSN 5999-01-205-1029
NSN 5920-01-290-3771
NSN 5835-00-289-9080
NSN 5925-01-512-8731
NSN 5999-01-073-2617
NSN 5910-00-940-8583
NSN 5910-01-323-7086
NSN 5950-01-100-3808
NSN 5945-01-272-4414