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 5910-00-202-1056
NSN 6145-00-917-2721
NSN 5915-00-621-7205
NSN 5996-00-488-7060
NSN 5999-00-688-7805
NSN 5945-01-392-7181
NSN 5985-01-021-6645
NSN 5950-01-106-4425
NSN 6145-00-470-1606
NSN 6150-01-019-0781
NSN 5965-00-362-2158
NSN 5998-01-481-0064