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 5930-00-452-9958
NSN 6320-01-450-7513
NSN 5960-01-595-6515
NSN 6150-01-512-8219
NSN 5930-00-074-1430
NSN 6135-01-313-8323
NSN 6105-01-399-8126
NSN 5895-01-142-5765
NSN 6650-00-710-0076
NSN 6135-01-377-5729
NSN 5930-01-024-9719
NSN 5905-01-150-0999