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 6320-01-514-6141
NSN 6145-00-877-6888
NSN 5999-00-847-1541
NSN 5935-01-262-2897
NSN 5935-01-509-8714
NSN 6105-01-043-9569
NSN 6650-00-561-0740
NSN 4140-00-150-8265
NSN 6145-00-104-7789
NSN 7035-00-585-2113
NSN 5945-01-112-5517
NSN 5935-01-020-0328