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 5975-01-599-7092
NSN 5895-00-999-2442
NSN 5920-00-899-3384
NSN 5990-01-199-4832
NSN 5945-01-151-9235
NSN 5895-01-543-2741
NSN 5996-01-064-4868
NSN 5930-01-399-1933
NSN 6645-00-935-7046
NSN 2925-01-197-7864
NSN 6650-01-620-2026
NSN 5965-01-557-7106