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 6130-01-484-1916
NSN 5990-00-411-1676
NSN 6685-01-509-5302
NSN 7035-00-108-4421
NSN 6320-00-270-8222
NSN 5996-01-112-7385
NSN 6650-01-431-5438
NSN 5975-00-233-6301
NSN 6150-00-121-1996
NSN 5998-00-786-2267
NSN 5910-00-264-6309
NSN 5895-01-581-3089