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 6220-01-049-0337
NSN 5910-01-537-6377
NSN 6145-00-937-0976
NSN 6105-01-611-3999
NSN 5999-01-230-9768
NSN 5935-01-585-3717
NSN 5925-01-040-8963
NSN 5996-01-168-2746
NSN 5915-00-331-4219
NSN 5925-00-997-1298
NSN 6240-00-617-9599
NSN 5930-00-232-3669