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 5999-01-486-6912
NSN 6110-01-384-3259
NSN 5915-01-231-1369
NSN 5998-01-474-4355
NSN 5855-01-410-8979
NSN 4140-01-290-5230
NSN 6650-00-824-0745
NSN 6135-01-278-9717
NSN 6105-01-333-2511
NSN 5925-00-754-8442
NSN 5998-01-297-3330
NSN 6110-01-440-9158