Service difficulty report · Intercostal · Boeing 75733N

Difficulty date
December 31, 2021
Submitted
January 3, 2022
Operation
Air carrier
Aircraft
N57870
Make and model
Boeing 75733N
Aircraft serial
33525
Aircraft time
51,235 hours, 14,781 cycles
Part
Intercostal
Part number
143N6100375
Condition
Gouged
Location
R2 Door
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

TRANSCRIBED FROM HAECO GSO NR LP 9280965 SUPPORT TASK R2 DOOR IN NER SKIN INTERCOSTAL AT UPPER HINGE ARM HAS DEEP GOUGES REMOVED DAMAGED INTERCOSTAL, CLIP AND 2 WEBS FOR ACCESS IAW B757 P. ALODINED, PRIMED NEW AND EXISTING PARTS IAW B757 SRM 51-20-01 CLIP AND EXISTING PARTS THAT WERE REMOVED TO FOM IAW BAC DWG 143 SRM 51-40-02. FABRICATED 1 EACH NEW -375 INTERCOSTAL AND -591 C . PAINTED NEW -375 INTERCOSTAL AND NEW -591 CLIP AND TOUCHED UP N6100 REV P AND B757 SRM 51-40-02. APPLIED SEALANT TO EDGE OF RE LIP IAW BAC DWG 143N6100 REV FE. TRIMMED, DRILLED, LOCATED AND D PAINT ON EXISTING PARTS IAW B757 AMM 51-21-10. PART MARKED NEW I PAIR PARTS IAW BAC DWG 143N6100 REV P. HAECO GSO MECH V901730 IN EBURRED -375 INTERCOSTAL AND -591 CLIP IAW BAC DWG 143N6100 REV NTERCOSTAL AND CLIP IAW BAC 5307. INSTALLED NEW INTERCOSTAL AND SP QC345

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