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 6240-01-068-3491
NSN 6150-00-644-0029
NSN 5945-01-482-0288
NSN 5910-00-908-2364
NSN 7035-01-210-0493
NSN 6145-01-191-8318
NSN 6320-01-382-9676
NSN 6220-01-090-0126
NSN 6150-01-350-4072
NSN 5910-01-012-1831
NSN 5996-01-158-5197
NSN 5855-01-426-5589