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 6135-00-110-1981
NSN 5920-00-225-8893
NSN 5960-00-834-8248
NSN 6685-01-480-1465
NSN 5960-01-357-1261
NSN 5925-01-364-0771
NSN 6135-01-255-9129
NSN 5975-01-648-2016
NSN 6110-00-762-9128
NSN 6150-01-064-6523
NSN 5985-00-144-4196
NSN 5975-00-549-9431