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 6610-00-518-4919
NSN 5935-01-207-8626
NSN 5935-01-580-3501
NSN 5835-01-090-2844
NSN 6135-01-400-2947
NSN 6145-01-441-1201
NSN 4140-01-547-9666
NSN 6610-01-254-3647
NSN 6150-00-944-8797
NSN 4140-00-640-6608
NSN 6685-00-260-5628
NSN 5835-00-228-9082