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 5999-01-570-4979
NSN 6320-01-233-5798
NSN 5920-00-539-4168
NSN 5910-01-233-2052
NSN 6110-00-089-7348
NSN 5925-01-542-8235
NSN 5925-01-274-8618
NSN 6620-01-094-3925
NSN 5895-01-049-3064
NSN 6220-01-387-1764
NSN 2925-01-633-4048
NSN 5915-01-196-4787