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 5925-00-684-6468
NSN 6110-01-082-2409
NSN 6220-00-470-5282
NSN 5910-01-533-1457
NSN 5960-00-199-6034
NSN 6620-00-703-4260
NSN 5960-01-370-4285
NSN 5998-01-104-5462
NSN 5920-01-177-9200
NSN 6130-01-498-9403
NSN 5999-00-332-9198
NSN 5835-01-319-0262