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 6220-00-839-2589
NSN 5910-01-437-9921
NSN 6220-01-236-4402
NSN 5965-01-147-5847
NSN 5905-01-533-1148
NSN 5990-00-189-4642
NSN 5990-00-620-1137
NSN 5935-00-518-1514
NSN 6685-01-224-4282
NSN 6650-01-168-8451
NSN 6130-00-117-9885
NSN 5930-01-305-5241