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 5945-01-621-7173
NSN 6620-00-635-7347
NSN 7035-00-897-7567
NSN 5985-01-602-8243
NSN 5915-01-462-1814
NSN 6135-01-417-6539
NSN 6620-00-401-4988
NSN 5990-01-337-9859
NSN 6110-01-435-6610
NSN 4140-01-096-4392
NSN 6150-01-310-1829
NSN 6685-01-314-8568