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 5950-01-387-6457
NSN 5996-00-647-5160
NSN 5996-00-889-8825
NSN 6105-01-570-7484
NSN 5915-00-597-0038
NSN 5930-00-471-2391
NSN 5930-00-508-1796
NSN 6145-01-110-2746
NSN 6220-01-126-8275
NSN 5945-01-044-5825
NSN 5835-01-632-6627
NSN 6320-00-521-9350