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 5935-00-305-5902
NSN 5835-01-412-6901
NSN 6130-01-550-8447
NSN 6105-00-067-7517
NSN 7035-01-599-7560
NSN 2925-01-189-4272
NSN 5996-01-626-7912
NSN 5990-00-945-9914
NSN 6135-01-523-3198
NSN 6320-01-434-6861
NSN 4140-00-135-0611
NSN 2925-01-025-0082