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 6220-01-163-8775
NSN 6135-01-088-4301
NSN 6220-01-363-1312
NSN 6145-01-598-9912
NSN 5945-00-231-7364
NSN 5910-00-375-9144
NSN 6645-01-139-0156
NSN 6110-01-430-5015
NSN 5985-01-626-4659
NSN 5895-01-566-2045
NSN 5915-01-469-0320
NSN 5998-01-049-6867