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 5935-00-959-3122
NSN 6130-00-119-9170
NSN 5960-00-949-4093
NSN 7035-01-083-0282
NSN 6220-01-634-0660
NSN 6650-01-363-4808
NSN 2925-00-180-2532
NSN 6130-01-394-4111
NSN 5996-00-747-9770
NSN 5945-00-568-5560
NSN 5998-01-346-8606
NSN 5990-00-726-3516