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 6650-01-167-5604
NSN 5915-01-470-3578
NSN 6135-00-087-5300
NSN 5945-00-476-7100
NSN 5975-01-549-7034
NSN 5925-00-379-0920
NSN 6110-01-248-3701
NSN 5996-00-097-1239
NSN 5895-01-508-8991
NSN 5915-01-090-8013
NSN 6320-01-611-4918
NSN 5895-01-571-7062