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 2925-01-244-3016
NSN 4140-00-792-6584
NSN 5960-01-614-8005
NSN 5855-00-361-0167
NSN 5930-01-022-8398
NSN 5998-00-752-7637
NSN 6650-00-575-7487
NSN 5925-00-850-1947
NSN 7035-01-563-4801
NSN 6110-01-069-1908
NSN 5930-00-671-8131
NSN 6620-01-164-0590