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 6135-00-851-8575
NSN 5915-01-533-0591
NSN 5895-01-595-9899
NSN 5935-01-468-0713
NSN 5930-00-062-3704
NSN 6145-00-336-1986
NSN 5925-01-314-5268
NSN 5965-01-007-1963
NSN 5965-00-170-5254
NSN 6650-01-444-2152
NSN 6110-01-427-9277
NSN 5920-01-137-1474