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 6620-00-264-8030
NSN 5945-00-072-6890
NSN 5998-01-089-8700
NSN 5925-00-163-2096
NSN 6240-01-139-3377
NSN 5990-01-581-5103
NSN 5945-01-525-7355
NSN 6645-01-605-1485
NSN 5905-00-279-2512
NSN 6620-01-394-4042
NSN 5999-01-500-5371
NSN 6650-01-431-5438