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 5920-01-384-3387
NSN 6130-00-895-0998
NSN 6150-01-412-8287
NSN 5990-00-719-4947
NSN 5998-00-942-6127
NSN 5905-00-315-2040
NSN 5895-00-228-6482
NSN 2925-00-084-1176
NSN 5905-01-170-4831
NSN 5925-01-078-6673
NSN 2925-00-408-9829
NSN 5945-01-422-2000