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 5935-00-127-0120
NSN 5960-00-841-5884
NSN 6650-00-515-6002
NSN 5905-00-262-0942
NSN 2925-01-651-8683
NSN 6240-01-201-4314
NSN 5910-01-148-9191
NSN 5990-01-524-8954
NSN 6320-00-908-6841
NSN 6110-00-998-2206
NSN 6645-01-523-7171
NSN 2925-01-370-6898