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 6110-01-291-4330
NSN 6650-01-347-9651
NSN 6685-00-813-2417
NSN 5925-01-358-8780
NSN 5985-00-265-2942
NSN 6150-01-612-5061
NSN 5960-01-345-8198
NSN 6220-01-252-1147
NSN 7035-01-598-1263
NSN 6150-01-038-7816
NSN 4140-01-121-3980
NSN 6220-01-654-9453