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 6650-01-253-6794
NSN 2925-00-561-9904
NSN 4140-01-236-6637
NSN 6685-00-269-6444
NSN 5996-01-451-5715
NSN 5925-01-519-9251
NSN 2925-01-629-9416
NSN 5910-01-221-2314
NSN 5990-01-191-1772
NSN 5935-00-584-4584
NSN 5975-01-591-3578
NSN 5996-01-022-1567