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 5915-01-025-1362
NSN 6320-00-422-9006
NSN 5998-01-619-0123
NSN 6220-01-172-0075
NSN 5999-00-518-1007
NSN 5990-00-593-5089
NSN 5996-01-308-7987
NSN 2925-00-845-1480
NSN 5915-01-546-0942
NSN 5915-00-528-9286
NSN 6220-01-620-2918
NSN 5835-00-422-1441