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 5950-01-467-9998
NSN 4140-01-541-4286
NSN 6110-01-032-1294
NSN 5945-00-166-6330
NSN 6105-00-961-1668
NSN 6145-01-027-9030
NSN 4140-01-562-4449
NSN 5999-01-502-1489
NSN 6685-00-726-7224
NSN 5950-00-225-4578
NSN 6610-01-537-1685
NSN 5960-01-031-1759