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 5855-00-235-2676
NSN 6105-00-804-2683
NSN 5915-00-186-8872
NSN 6105-00-526-8144
NSN 6320-01-631-7828
NSN 5950-00-419-7592
NSN 5998-01-485-0412
NSN 6220-00-358-9580
NSN 5990-01-224-8052
NSN 5930-00-224-4339
NSN 6220-01-545-7153
NSN 5999-01-085-8843