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 7035-01-215-2449
NSN 6650-00-371-0884
NSN 5945-00-845-1420
NSN 5915-01-579-3650
NSN 6145-01-050-7531
NSN 5905-00-850-5107
NSN 5998-01-421-3503
NSN 4140-01-552-1885
NSN 5925-01-621-4398
NSN 5935-01-164-9151
NSN 5925-01-062-3060
NSN 6685-01-246-0310