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 5990-00-391-6207
NSN 5910-00-974-7785
NSN 5960-00-328-4058
NSN 6320-01-481-7322
NSN 5895-00-011-7880
NSN 6220-00-050-0191
NSN 6320-00-149-7570
NSN 5930-00-706-5774
NSN 6110-01-090-0417
NSN 5990-00-263-1289
NSN 7035-01-420-3238
NSN 5960-01-056-4982