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 5925-01-275-4390
NSN 5945-01-508-3383
NSN 5905-01-641-6930
NSN 5895-01-417-1880
NSN 6105-00-849-3844
NSN 5960-01-219-4516
NSN 5999-01-313-1628
NSN 5930-00-885-0346
NSN 4140-01-604-0564
NSN 5895-01-659-8481
NSN 5965-01-528-0739
NSN 6110-01-311-1715