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 5930-01-518-2011
NSN 5855-00-930-9478
NSN 7035-01-068-1096
NSN 2925-01-359-4027
NSN 5996-01-179-9951
NSN 6110-01-228-4618
NSN 4140-00-145-7334
NSN 5910-01-252-8659
NSN 5975-00-072-5008
NSN 5999-01-411-4766
NSN 5998-01-425-1125
NSN 5930-00-197-2902