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 5996-01-074-0544
NSN 5905-01-339-7765
NSN 5998-01-516-2840
NSN 6650-01-024-9554
NSN 6105-00-056-9776
NSN 4140-01-421-4045
NSN 5910-00-134-1463
NSN 6135-01-077-3787
NSN 6320-01-478-9351
NSN 5930-00-864-5468
NSN 6320-01-019-1028
NSN 5910-00-248-5470