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 5999-01-549-1925
NSN 5915-01-332-5739
NSN 5960-01-358-7612
NSN 5905-00-620-6580
NSN 6320-00-977-3930
NSN 6105-01-633-4592
NSN 5950-01-546-3864
NSN 6320-00-456-2092
NSN 6110-01-623-7816
NSN 5990-00-459-5752
NSN 5999-00-057-2567
NSN 5960-01-416-2544