Service difficulty report · Attach Fitting · Cessna 750

Difficulty date
July 6, 2022
Submitted
July 12, 2022
Operation
Air carrier
Aircraft
N991TX
Make and model
Cessna 750
Aircraft serial
750190
Aircraft time
17,973 hours, 10,725 cycles
Part
Attach Fitting
Part number
671013578
Condition
Cracked
Location
Zone 100
Part time
17,973 hours, 10,725 cycles
Stage of operation
IN
How discovered
E
Nature of condition
Z
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

MOUNTAIN AVIATION (CRS#: VQMR053W) COMPLETED THE WING ATTACH FITTING INSPECTION REQUIRED BY TEXTRON SERVICE LETTER SL750-57-07 AND FOUND CRACKS IN THE LH FWD (PN: 6710135-7) AND RH FWD (PN: 6710135-8) AUX SPAR CARRY THROUGH FITTING. THE WING ATTACH FITTING WAS REPLACED BY DEHAVILLAND AIRCRAFT TECHNICIAN TERRENCE BENBOW MCGREW JR (A&P#: 3268535) ON MOUNTAIN AVIATION WORK ORDER MTN-2679: REMOVED DAMAGE LH FWD WING ATTACH FITTING PN: 6710135-7 SN: NA. INSTALLED NEW LH FWD WING ATTACH FWD FITTING PN: 6710135-7 SN: NA WITH NEW FASTENER FROM SHOP SUPPLIES. REF CESSNA 750 SRM 51-40-00. NO OTHER DEFECTS NOTED AT THIS TIME. REMOVED DAMAGE RH FWD WING ATTACH FITTING PN: 6710135-8, SN: NA. INSTALLED NEW RH FWD WING ATTACH FWD FITTING PN: 6710135-8, SN: NA WITH NEW FASTENER FROM SHOP SUPPLIES. REF CESSNA 750 SRM 51-40-00. NO OTHER DEFECTS NOTED AT THIS TIME.

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