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 6685-00-739-2819
NSN 6110-00-427-9239
NSN 5950-00-116-7466
NSN 6130-01-583-8707
NSN 6105-01-437-0493
NSN 4140-01-525-6961
NSN 5910-01-486-1833
NSN 6150-01-426-3758
NSN 6105-00-265-3185
NSN 5985-01-408-4893
NSN 5999-01-585-3965
NSN 6145-01-633-0984