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 5945-01-059-4272
NSN 5855-01-547-2537
NSN 5835-01-350-0566
NSN 5965-01-456-6622
NSN 6620-01-344-4005
NSN 5999-01-359-5533
NSN 6610-01-299-7171
NSN 6650-00-272-2271
NSN 6240-01-620-5593
NSN 5895-00-972-7322
NSN 5925-01-596-2796
NSN 5990-01-013-8464