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 6650-01-564-0665
NSN 5975-01-214-8980
NSN 5930-00-269-4996
NSN 5945-00-281-4578
NSN 6135-00-686-4777
NSN 6645-00-337-8276
NSN 5975-00-975-1548
NSN 5920-00-413-3341
NSN 5965-00-823-8623
NSN 5950-01-346-8687
NSN 6610-01-141-7014
NSN 5920-01-057-4990