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 6135-00-078-9931
NSN 5935-01-527-0711
NSN 6220-01-204-7429
NSN 5895-00-432-1620
NSN 5835-01-103-9110
NSN 6150-01-200-7616
NSN 5910-00-309-3450
NSN 5945-00-655-4444
NSN 6105-01-545-8159
NSN 6685-01-469-9294
NSN 5910-01-487-2277
NSN 6220-01-227-0061