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 6220-01-506-9654
NSN 6135-01-421-1052
NSN 5930-01-202-8438
NSN 6650-00-641-6139
NSN 5930-01-339-8733
NSN 5945-00-419-4931
NSN 6220-00-157-5009
NSN 5935-01-384-2121
NSN 6110-00-144-6763
NSN 5835-01-535-0948
NSN 5935-01-159-9957
NSN 5950-01-252-8905