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 5920-00-199-4050
NSN 5998-01-651-3557
NSN 5905-01-292-9995
NSN 5985-01-588-3626
NSN 5985-00-636-0520
NSN 5990-01-378-7349
NSN 6620-00-846-3287
NSN 5998-01-211-6752
NSN 5895-00-270-0949
NSN 5960-01-340-4487
NSN 5895-01-248-5754
NSN 6320-01-592-6248