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 5950-01-521-6729
NSN 6135-00-944-6953
NSN 5999-01-091-9107
NSN 5975-01-197-7673
NSN 5930-01-530-3044
NSN 5910-01-455-6528
NSN 6105-00-334-9178
NSN 6645-01-450-5175
NSN 6610-01-576-8955
NSN 5930-01-131-3810
NSN 5855-01-120-7831
NSN 5996-01-592-5083