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 5960-00-018-3477
NSN 6610-01-059-5271
NSN 5895-01-544-8046
NSN 6110-01-336-6676
NSN 6645-01-394-1923
NSN 7035-01-037-5750
NSN 6685-00-203-4485
NSN 6320-01-078-8257
NSN 4140-00-575-6586
NSN 6610-00-149-1534
NSN 5930-01-068-3641
NSN 6150-00-932-6593