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 5925-01-429-0392
NSN 5930-01-013-3632
NSN 5985-00-133-2927
NSN 5910-00-844-6782
NSN 6685-00-509-5239
NSN 5895-00-234-0420
NSN 4140-01-364-9797
NSN 5920-00-755-6265
NSN 6650-01-237-4689
NSN 5935-01-502-5931
NSN 5920-01-534-3806
NSN 5835-01-626-9603