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 6135-01-487-6275
NSN 5985-01-467-9502
NSN 6145-00-809-4279
NSN 5930-01-492-8503
NSN 5975-01-448-1344
NSN 5985-00-518-8658
NSN 5975-00-952-1791
NSN 5915-00-739-1281
NSN 5930-00-962-2707
NSN 5905-01-153-7447
NSN 6320-00-405-2348
NSN 5910-00-891-2880