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 5998-01-608-5720
NSN 5996-00-683-5176
NSN 5935-00-079-0084
NSN 5999-00-914-1774
NSN 2925-00-150-7334
NSN 6650-01-144-4672
NSN 5960-01-068-4003
NSN 6105-00-594-8642
NSN 5925-01-033-9086
NSN 5910-00-182-7619
NSN 5835-01-024-9249
NSN 5985-01-183-8218