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 6110-01-350-3449
NSN 5985-01-463-2527
NSN 5930-01-381-2523
NSN 6105-00-222-4762
NSN 6135-00-246-0324
NSN 5965-01-315-1916
NSN 6650-01-141-5999
NSN 6150-01-165-0575
NSN 6135-01-278-9717
NSN 5915-00-623-4788
NSN 5990-01-044-1271
NSN 5985-00-211-7383