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 6620-01-227-4380
NSN 5965-00-296-9994
NSN 5996-00-401-1845
NSN 6610-01-074-2883
NSN 6610-01-102-2256
NSN 5930-00-203-2080
NSN 5998-01-634-0604
NSN 5920-00-653-0019
NSN 5999-00-859-4817
NSN 6620-01-509-5674
NSN 6130-01-475-8311
NSN 6610-00-803-4374