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 5905-01-437-5750
NSN 6240-01-245-9788
NSN 5835-01-201-7363
NSN 2925-01-588-3507
NSN 6135-01-148-8531
NSN 5910-00-753-2850
NSN 5975-01-583-2693
NSN 5990-01-068-1651
NSN 5999-01-301-4805
NSN 5945-01-344-8943
NSN 6105-00-681-6261
NSN 2925-01-146-0278