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 5925-01-377-2044
NSN 6145-01-091-7015
NSN 5945-00-264-4174
NSN 6145-01-088-6229
NSN 6110-01-335-8510
NSN 5950-01-458-4158
NSN 6105-01-397-8711
NSN 5895-00-146-1809
NSN 6145-01-193-0273
NSN 6135-00-196-5267
NSN 6135-00-062-5080
NSN 5990-01-386-5561