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 7035-00-392-5417
NSN 5975-01-501-0352
NSN 5910-00-027-9229
NSN 5950-01-467-2426
NSN 6610-01-650-6364
NSN 5990-01-573-1634
NSN 5950-00-221-5235
NSN 6105-00-395-7045
NSN 5996-00-172-0224
NSN 5915-01-265-0326
NSN 5999-00-913-1280
NSN 5996-01-562-2370