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 5905-01-123-6221
NSN 6145-01-497-2147
NSN 5930-00-739-0966
NSN 5998-00-305-4087
NSN 5945-01-525-7779
NSN 5925-00-915-1174
NSN 6145-00-913-8015
NSN 5905-01-257-5227
NSN 6320-01-409-1388
NSN 5835-01-360-2657
NSN 6110-00-091-0436
NSN 6130-01-171-4612