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 5960-01-179-9350
NSN 6240-00-895-6461
NSN 5996-00-220-3322
NSN 5999-01-344-5572
NSN 5935-01-342-6786
NSN 5855-00-294-7398
NSN 5895-00-153-2595
NSN 5965-00-100-1291
NSN 4140-01-321-9085
NSN 6110-01-406-4818
NSN 5990-01-146-9126
NSN 5930-00-734-5202