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.
NSN 5996-01-174-0830
NSN 5835-01-616-6131
NSN 2925-01-295-9337
NSN 5996-00-919-8141
NSN 5835-01-509-8992
NSN 6150-01-200-8594
NSN 6645-01-475-8283
NSN 5835-01-116-2369
NSN 5998-01-104-6177
NSN 6105-01-263-2008
NSN 6240-01-068-3491
NSN 5945-01-437-5611