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 5996-01-362-7068
NSN 5998-01-495-3348
NSN 5998-01-496-9181
NSN 6105-01-086-1339
NSN 6130-01-445-6365
NSN 2925-01-089-6269
NSN 5945-01-615-2924
NSN 6240-01-106-6113
NSN 5960-01-381-8475
NSN 5999-01-004-8270
NSN 6150-00-758-1530
NSN 6650-01-615-8806