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 6645-01-239-4619
NSN 5975-01-134-6966
NSN 6130-01-354-4847
NSN 5999-01-430-7175
NSN 5960-01-185-4216
NSN 6130-00-993-0194
NSN 5998-00-754-5186
NSN 5835-00-763-2938
NSN 6650-01-246-6512
NSN 5855-01-528-8776
NSN 5895-00-231-4233
NSN 6110-00-933-6241