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 6135-00-299-6918
NSN 5950-01-233-4781
NSN 6650-00-115-9240
NSN 5910-01-607-2721
NSN 5950-01-540-8273
NSN 6135-00-913-2062
NSN 5945-00-854-6448
NSN 5905-01-229-1358
NSN 6105-01-348-6606
NSN 6620-01-125-0794
NSN 6620-00-909-3984
NSN 6135-00-715-4001