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 5905-01-634-0595
NSN 5835-01-659-1364
NSN 2925-00-585-9861
NSN 6110-01-090-0804
NSN 5905-00-933-0490
NSN 4140-01-302-2638
NSN 5945-01-589-9373
NSN 6220-00-578-6539
NSN 5855-01-521-7133
NSN 5965-01-631-6307
NSN 6105-01-314-9680
NSN 6145-01-181-6198