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 5835-01-357-1247
NSN 6685-01-220-4660
NSN 5895-01-416-6243
NSN 5905-01-495-7437
NSN 6650-01-341-9838
NSN 6610-01-571-3422
NSN 6650-00-101-0559
NSN 5910-01-633-9963
NSN 5895-01-383-0240
NSN 5975-00-378-8407
NSN 5990-01-160-6978
NSN 6135-00-134-6648