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 5935-01-229-2911
NSN 5985-01-514-0741
NSN 6240-00-179-1812
NSN 6620-00-726-8153
NSN 5945-01-654-9004
NSN 5915-00-174-7079
NSN 5996-01-211-8067
NSN 5930-00-289-9901
NSN 2925-00-459-4519
NSN 6645-01-219-5911
NSN 5965-01-426-3191
NSN 6645-01-442-6476