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 6150-01-311-8570
NSN 5960-01-541-5734
NSN 5910-01-549-1932
NSN 6105-00-078-3233
NSN 6105-01-656-9198
NSN 5985-01-492-5416
NSN 5975-01-318-6517
NSN 5999-01-460-6764
NSN 6150-01-458-2199
NSN 5910-00-943-2701
NSN 6220-01-293-2628
NSN 5935-01-532-4738