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 5930-01-351-7311
NSN 6240-00-353-5753
NSN 5925-01-634-0664
NSN 5935-00-902-8869
NSN 5915-01-397-8525
NSN 6135-00-477-8847
NSN 6220-00-079-4840
NSN 5910-01-431-1538
NSN 7035-00-179-3924
NSN 5915-01-177-0320
NSN 5945-01-483-1316
NSN 5935-01-326-7678