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 6620-01-050-2866
NSN 5960-01-215-0992
NSN 5990-00-382-5885
NSN 6110-00-482-3372
NSN 6105-01-169-9007
NSN 5920-01-440-1823
NSN 5930-01-377-5263
NSN 5998-01-374-5379
NSN 5915-00-679-9390
NSN 6105-01-041-8698
NSN 4140-00-099-9205
NSN 7035-00-417-2967