1560-00-122-7357 (175840-7)
NSN 1560-00-122-7357 (NIIN 00-122-7357) is a dorsal fin cover in Federal Supply Class 1560, Airframe Structural Components. Manufacturer part number 175840-7 (Lockheed Martin Corp, CAGE 98897).
NIIN assigned January 1963; DEMIL B (USML, demil required); export Schedule B 8803.30.0060.