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 5965-01-633-8849
NSN 5915-01-503-4246
NSN 6220-01-447-2229
NSN 5905-00-421-6621
NSN 5915-00-959-5454
NSN 6645-01-350-3138
NSN 5945-01-152-8971
NSN 5996-01-107-5737
NSN 5960-01-471-2656
NSN 5920-00-486-0482
NSN 5996-01-383-0520
NSN 6650-01-538-6898