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 5835-00-198-4936
NSN 6220-01-502-9451
NSN 6135-01-041-3829
NSN 5996-01-167-8914
NSN 5910-01-586-4551
NSN 5925-01-350-4295
NSN 6105-00-706-9468
NSN 6110-01-170-8833
NSN 7035-01-220-6392
NSN 6110-00-136-2619
NSN 5930-01-106-4434
NSN 5990-01-485-0260