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 6150-01-456-7616
NSN 5960-01-168-1063
NSN 5999-00-521-3408
NSN 6110-01-407-2901
NSN 6240-01-271-6230
NSN 5930-01-514-0114
NSN 7035-01-386-3004
NSN 6130-01-572-0405
NSN 5920-01-123-9854
NSN 5990-00-170-4239
NSN 5975-01-446-6074
NSN 5998-01-607-2016