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 6320-01-046-5228
NSN 5910-01-252-6309
NSN 5895-01-162-2299
NSN 5990-01-440-7135
NSN 5855-01-622-5992
NSN 5950-01-513-0136
NSN 5915-01-530-3460
NSN 6620-01-209-6909
NSN 5960-00-468-2952
NSN 6220-01-166-4909
NSN 5930-01-446-1543
NSN 5920-01-634-0250