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 6650-01-353-9299
NSN 6135-01-110-3516
NSN 5925-00-683-7877
NSN 6135-01-643-3114
NSN 7035-00-131-8219
NSN 5945-01-127-7261
NSN 4140-01-411-6565
NSN 6105-00-135-6452
NSN 6145-01-497-3554
NSN 6320-00-893-2857
NSN 5960-01-036-1223
NSN 5935-01-272-8941