Service difficulty report · Bracket · Boeing 7378H4

Difficulty date
December 20, 2024
Submitted
January 8, 2025
Operation
Air carrier
Aircraft
N8659D
Make and model
Boeing 7378H4
Aircraft serial
36901
Aircraft time
33,252 hours, 16,127 cycles
Part
Bracket
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

CRACK FOUND ON R/H VAPOR BARRIER LOWER BRACKET @ STA 663.75<[01] REMOVED R/H VAPOR BARRIER ANGLE; LOCATED AND DRILLED NEW VAPOR BARRIER ANGLE; PERFORMED OPEN HOLE HFEC OF AL HOLES IN THE REPAIR AREA USING T8257F CAL DUE 13MAY25 IAW B737 NDTM PT. 6 51-00-00 PROC. 16. NO CRACKS.; INSTALLED NEW R/H VAPOR BARRIER ANGLE AND CAP SEALED SRM 51-40-02 BOEING DWG 111A1000 REV B; LEAK CHECKED REPLACEMENT AREA PER B737-NG AMM 28-11-00. NO LEAKS DETECTED;[02] REMOVED R/H VAPOR BARRIER ANGLE; LOCATED AND DRILLED NEW VAPOR BARRIER ANGLE; PERFORMED OPEN HOLE HFEC OF AL HOLES IN THE REPAIR AREA USING T8257F CAL DUE 13MAY25 IAW B737 NDTM PT. 6 51-00-00 PROC. 16. NO CRACKS.; INSTALLED NEW R/H VAPOR BARRIER ANGLE AND CAP SEALED SRM 51-40-02 BOEING DWG 111A1000 REV B; LEAK CHECKED REPLACEMENT AREA PER B737-NG AMM 28-11-00. NO LEAKS DETECTED

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