N70SB
Registered owner: BLACK GUMBALL HOLDING LLC, TX (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
DURING ROUTINE MX, THE RT INBD AILERON HINGE, PN 1220053-12, WAS FOUND TO BE CRACKED IN THE VERTICAL WEB OF THE OTBD BRACKET THAT ATTACHES THE HINGE ASSEMBLY TO THE AFT WING SPAR. THE AILERON HINGE BRACKET WAS REPLACED WITH NEW. THE ACFT HAS HIGH TOTAL TIME & THOUGH CYCLES ARE NOT TRACKED, THIS ACFT HAS A HIGH NR OF CYCLES IAW FLIGHT HOUR, IS OPERATED SEASONALLY ON FLOATS & HAS FREQUENT TURBULENCE ENCOUNTERS. THIS ACFT IS ALSO EQUIPPED WITH A STOL KIT THAT INVOLVES DROOPING THE AILERONS WITH THE FLAPS & SUSPECT THAT THIS INCREASES THE STRESSES ON THE AILERON HINGE POINTS. AS THIS IS ONE OF SEVERAL SIMILAR BRACKETS THAT HAVE BEEN FOUND CRACKED ON OUR FLEET, CONDUCT A VISUAL & TACTILE INSPECTION OF THE INTEGRITY OF THE AILERON HINGE BRACKETS ON THESE ACFT AT REGULAR INTERVALS.
DURING ANNUAL INSPECTION, FOUND THE AFT LEFT UPPER DIAGONAL STRUT FITTING CRACKED IN FIVE SEPARATE AREAS ON BOTH THE UPPER AND LOWER SURFACES ALONG THE LONGITUDINAL GRAIN. IT WAS ALSO NOTED THAT TWO CRACKS WERE LOCATED ALONG AN ORIGINAL MACHINING MARK. THE MARK WAS NOT PRESENT ON THE RIGHT SIDE FITTING.