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 6685-00-167-3801
NSN 5945-00-726-6800
NSN 5999-00-707-6083
NSN 5905-00-354-0559
NSN 5930-01-563-3139
NSN 4140-00-955-9019
NSN 5945-00-933-7995
NSN 6130-01-342-3895
NSN 6610-01-461-8180
NSN 6685-00-518-4237
NSN 6135-01-455-6012
NSN 6685-01-419-0909