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 6685-01-419-2010
NSN 5930-01-011-7554
NSN 6105-01-562-6054
NSN 5910-01-540-5206
NSN 6130-01-104-7039
NSN 5925-01-577-9788
NSN 5998-01-383-9758
NSN 6145-01-531-6756
NSN 5945-01-437-9410
NSN 6650-01-599-6795
NSN 4140-01-226-9671
NSN 6220-00-179-2653