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 5905-01-029-0870
NSN 5930-01-508-1653
NSN 5935-01-228-3491
NSN 6650-00-900-0049
NSN 5985-01-233-4304
NSN 5950-00-148-7931
NSN 6135-01-017-3001
NSN 6620-01-205-6608
NSN 6150-00-980-2894
NSN 6645-00-485-1440
NSN 5998-01-467-2727
NSN 5945-00-152-9562