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 5905-01-141-6633
NSN 6685-00-251-8194
NSN 4140-00-762-7415
NSN 5985-01-462-1845
NSN 6105-01-290-2067
NSN 6240-01-202-5649
NSN 5895-01-584-3232
NSN 5930-01-125-2359
NSN 6650-01-540-4402
NSN 6220-01-133-4286
NSN 5985-01-432-0157
NSN 5930-00-144-4994