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 5990-00-199-0081
NSN 5945-01-323-7171
NSN 5965-01-258-8735
NSN 5855-01-359-5727
NSN 2925-01-544-4880
NSN 6130-00-221-7679
NSN 5998-00-733-7717
NSN 6650-01-514-0240
NSN 6320-00-925-0558
NSN 5960-01-466-1994
NSN 5910-01-455-3131
NSN 5996-00-867-5839