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 6110-00-205-1778
NSN 6145-00-323-6021
NSN 5998-00-405-3392
NSN 5945-01-058-9471
NSN 6135-01-019-7687
NSN 5925-01-354-4698
NSN 5998-01-534-7043
NSN 5999-01-415-6861
NSN 6650-01-243-2481
NSN 6110-01-351-4527
NSN 6135-01-096-1452
NSN 5915-00-518-6936