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 7035-01-287-9817
NSN 6220-01-464-8928
NSN 5910-01-395-0058
NSN 4140-00-068-0267
NSN 5960-00-993-1857
NSN 5905-01-252-9097
NSN 5920-01-279-9509
NSN 5905-00-225-4307
NSN 6135-01-604-8739
NSN 5990-00-288-1820
NSN 5895-01-631-6942
NSN 5998-01-010-3576