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 6130-00-719-7219
NSN 4140-01-582-8594
NSN 6320-00-186-6452
NSN 6650-00-251-2324
NSN 6685-00-808-4375
NSN 6620-00-148-9613
NSN 6685-00-311-5700
NSN 6135-01-454-4574
NSN 6150-01-388-3009
NSN 6320-01-338-6006
NSN 6110-00-196-8813
NSN 6650-01-504-2676