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 5920-00-816-5218
NSN 5990-01-461-8969
NSN 5998-01-289-2713
NSN 6135-00-050-7189
NSN 6645-01-308-2260
NSN 5915-01-398-6277
NSN 5960-01-154-3719
NSN 5965-00-885-8974
NSN 6320-00-331-7138
NSN 6105-01-615-0155
NSN 2925-01-268-5464
NSN 5965-00-563-4753