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 5930-01-157-5600
NSN 5835-00-166-9413
NSN 6135-00-120-1034
NSN 6145-00-073-8659
NSN 6105-01-495-0623
NSN 5925-01-467-1961
NSN 6130-01-347-8713
NSN 5990-00-202-5127
NSN 6150-01-495-2348
NSN 6105-00-539-8797
NSN 6130-01-577-0234
NSN 5930-01-534-7458