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 6685-01-004-1888
NSN 5998-01-390-5949
NSN 5945-01-280-5477
NSN 6610-01-604-1330
NSN 4140-00-931-1136
NSN 6220-00-460-0615
NSN 5945-01-502-5961
NSN 5999-00-258-5314
NSN 6645-01-553-3599
NSN 6645-01-070-1210
NSN 6110-01-391-8230
NSN 6130-01-467-2228