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 6240-01-073-9334
NSN 5990-01-443-2931
NSN 6240-00-573-7514
NSN 2925-01-129-1261
NSN 6650-01-144-1843
NSN 6110-01-421-4449
NSN 6620-00-051-7666
NSN 6610-01-311-1760
NSN 5930-01-414-8703
NSN 5925-01-225-3430
NSN 6320-01-268-3072
NSN 6650-00-272-2271