Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
December 31, 2025
Submitted
February 9, 2026
Operation
Air carrier
Aircraft
N8514F
Make and model
Boeing 7378H4
Aircraft serial
36975
Aircraft time
29,507 hours, 14,715 cycles
Part
Attach Angle
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

LEFT SIDE VAPOR BARRIER ATTACH ANGLE, BS 663 CRACKED APPROX. LBL 34, REMOVED THE ATTACH ANGLE IAW SRM 57-10-10-2R-5. CLEANED UP CUT EDGE OF REMAINING ATTACH ANGLE IAW SRM 57-10-10-2R-5. C/W NDT INSP IAW PART 6 51-00-00 PROC 16 & PART 6 51-00-00 PROC 23 OF EXISTING HOLES WITHIN REPAIR AREA, NO DEFECTS. PERFORMED HFEC OF REPAIR AREA IAW NDT PART 6; 51-00-00. NO DEFECTS. LOCATED & DRILLED THE ATTACH ANGLE & REPAIR DOUBLER IAW SRM 57-10-10-2R-5. INSTALLED TANK FASTENERS COMMON TO THE ATTACH ANGLE IAW SRM 57-10-10-2R-5. INSTALLED FASTENERS IN VERTICAL LEG COMMON TO THE ATTACH ANGLE IAW SRM 57-10-10-2R-5, & EA M-24-157-02340. CAP SEALED TANK FASTENERS COMMON TO THE ATTACH ANGLE REPAIR IAW SOPM 20-50-19. REPAIRED THE VAPOR BARRIER ATTACH ANGLE IAW SRM 57-10-10-2R-5 & EA M-24-157-02340.

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