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 2925-00-174-4322
NSN 5975-01-299-0620
NSN 4140-01-172-4637
NSN 5925-01-361-4275
NSN 6110-01-362-1929
NSN 5985-00-422-5337
NSN 6150-00-025-9169
NSN 5935-01-413-8414
NSN 6650-00-092-8244
NSN 5999-00-988-6304
NSN 2925-01-206-7948
NSN 5950-01-062-4936