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 5985-01-004-4356
NSN 5975-01-518-6853
NSN 2925-01-340-5504
NSN 5975-01-491-5554
NSN 5960-01-544-1273
NSN 5935-01-355-2502
NSN 6130-01-486-0697
NSN 6130-01-477-1884
NSN 5915-00-992-6406
NSN 6110-01-335-6815
NSN 6650-01-029-5414
NSN 5975-01-214-6556