Service difficulty report · Skin · Boeing 737900ER

Difficulty date
March 17, 2023
Submitted
March 17, 2023
Operation
Air carrier
Aircraft
N75436
Make and model
Boeing 737900ER
Aircraft serial
33531
Aircraft time
43,505 hours, 15,267 cycles
Part
Skin
Part number
NA
Condition
Cracked
Location
Rh Horiz Stab
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

RH HORIZONTAL STAB LOWER SKIN CRACKED 1" IN LENGTH AT APPROX STA 129.50 I/B OF THE 7TH DRAIN HOLE 17" FROM L.E.M REF BY AIRB ORNE/PEMCO NR.13619.0325 ACCOMPLISHED CUTOUT OF CRACK ON R/H HORIZ STAB LOWER SKIN @ APPR TO VERIFY ENDS OF 1.85"L CRACK & TO VERIFY CRACK CONTAINMENT AFT OX STA 129.5 & 17" FROM L/E FABRICATED & INSTALLED REPAIR DOUBLE ER CUT-OUT COMPLETE ACCOMPLISHED IAW B737 NTM PART B, 51-00-00 P R IAW B737 SRM 55-10-01-2R-11 REPAI. APPLIED TOP COAT REPAIR ARE ROCEDURE 23. COMPLETED BY V924341, INSP BY Q809, ENTERED BY V928 A IAW B737 AMM 51-21-73-370-803. HFEC SURFACE SCAN OF LOWER SKIN 371. RE-INSP BY Q878

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