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 5935-00-529-0407
NSN 6620-01-097-1038
NSN 6620-00-035-5813
NSN 5975-01-643-7045
NSN 5965-01-470-0393
NSN 6685-01-248-0946
NSN 6650-01-188-4129
NSN 6145-01-579-8417
NSN 5905-01-150-3337
NSN 5935-00-959-6481
NSN 5835-01-519-3834
NSN 5999-01-423-9396