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 5930-00-113-3719
NSN 6320-01-384-7079
NSN 5835-01-362-8367
NSN 5965-01-178-7853
NSN 5930-01-447-1527
NSN 5855-01-442-8781
NSN 4140-01-412-3310
NSN 5910-01-032-8280
NSN 5910-00-932-3024
NSN 5950-00-288-5994
NSN 5915-00-196-2723
NSN 5905-00-097-8412