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 5835-00-993-5406
NSN 6150-00-902-5203
NSN 6130-01-214-6704
NSN 5915-01-221-3915
NSN 6220-01-648-7012
NSN 6620-01-023-2938
NSN 5996-00-105-0862
NSN 6110-01-437-6430
NSN 5965-01-226-3502
NSN 4140-01-191-6457
NSN 5990-01-113-8121
NSN 5835-01-524-4731