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 5910-01-446-8917
NSN 5910-01-262-2938
NSN 6240-01-339-0069
NSN 5998-00-912-1860
NSN 5999-01-580-8125
NSN 5975-01-215-1205
NSN 5905-00-642-8130
NSN 5935-01-094-8574
NSN 5895-00-740-7461
NSN 5935-00-137-9932
NSN 6620-01-305-7924
NSN 2925-01-271-4635