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 5930-01-289-0280
NSN 5950-00-834-0475
NSN 5935-01-189-0869
NSN 6135-01-167-7604
NSN 6110-01-554-9483
NSN 6130-00-639-0666
NSN 5905-01-484-9066
NSN 4140-01-470-7753
NSN 6220-01-560-3768
NSN 5925-01-490-2649
NSN 6610-00-548-3452
NSN 5998-01-288-0572