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 5925-00-946-9423
NSN 5945-01-067-3034
NSN 6240-00-925-2194
NSN 4140-01-039-3638
NSN 6240-00-107-1518
NSN 5999-00-490-9628
NSN 7035-01-560-7430
NSN 5990-00-467-7431
NSN 5920-01-395-6145
NSN 5975-01-287-6088
NSN 5998-01-371-3094
NSN 5895-01-043-6533