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 6110-01-423-1655
NSN 6130-01-088-6693
NSN 6105-00-362-1361
NSN 5996-01-306-2076
NSN 6145-00-843-8744
NSN 5835-01-540-4995
NSN 5920-01-091-0123
NSN 5990-00-226-1152
NSN 5990-00-067-6791
NSN 5855-00-361-0167
NSN 5965-01-050-8447
NSN 6145-01-530-0797