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 5975-00-004-9431
NSN 5996-01-523-7903
NSN 5965-01-277-1648
NSN 5855-01-169-4275
NSN 5935-01-407-9476
NSN 5930-01-595-7651
NSN 6150-01-463-8659
NSN 7035-01-348-5153
NSN 7035-01-432-1163
NSN 5835-01-360-0419
NSN 5835-01-249-0275
NSN 2925-01-446-6976