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 6610-01-391-5092
NSN 6150-01-296-5848
NSN 5975-00-777-5145
NSN 6130-01-044-4162
NSN 5996-01-472-2112
NSN 6240-01-032-4237
NSN 4140-00-653-5245
NSN 5996-01-381-5313
NSN 6320-00-937-5625
NSN 5996-01-578-8491
NSN 5835-01-063-6284
NSN 5998-01-062-1404