Service difficulty report · Support · Boeing 7377Q8

Difficulty date
May 9, 2022
Submitted
June 8, 2022
Operation
Air carrier
Aircraft
N7875A
Make and model
Boeing 7377Q8
Aircraft serial
29354
Aircraft time
50,797 hours, 27,672 cycles
Part
Support
Condition
Corroded
Location
Fwd Cargo
Stage of operation
IN
How discovered
9
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

CORROSION ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 24 BS 500+14; BS 500A+6. / [01] VERIFIED APPLICABILITY OF SRM 53-00-53-01-1 FOR IDENTIFICATION AND SRM 53-00-53-1A-1 FOR ALLOWABLE LIMIT;[07] REMOVED THE DAMAGED PART OF THE FLOOR TO SIDEWALL SUPPORT BTW BS 480+10 - BS500D. FABRICATED REPAIR PARTS FROM EXTRUSION BAC1496-444 LOT:1490548-1; (1EA) CHANNEL SIDE PLATE (1EA) SPLICE SIDE PLATE LOCATED AT BS 480+10'. IAW SRM 53-00-53-2R-6 REPAIR 6 TABLE 201 ITEM [1][2] OK TO TREAT AND PRIME TO REPAIR PARTS.;[08] REMOVED THE DAMAGED PART OF THE FLOOR TO SIDEWALL SUPPORT BTW BS 480+10 - BS500D. MADE THE REPAIR PARTS FROM EXTRUSION BAC1496-444 LOT:1490548-1; (1EA) CHANNEL SIDE PLATE (1EA) SPLICE SIDE PLATE LOCATED AT BS 480+10'. IAW SRM 53-00-53-2R-6 REPAIR 6 TABLE 201 ITEM [1][2] OK TO APPPLY TREAT AND PRIME TO REPAIR PARTS.;[09] REMOVED THE DAMAGED PART OF THE FLOOR TO SIDEWALL SUPPORT BTW BS 480+10 - BS500D. MADE THE REPAIR PARTS FROM EXTRUSION BAC1496-444 LOT:1490548-1; (1EA) CHANNEL SIDE PLATE (1EA) SPLICE SIDE PLATE LOCATED AT BS 480+10'. IAW SRM 53-00-53-2R-6 REPAIR 6 TABLE 201 ITEM [1][2] AND DWG# 143A7500. OK TO APPPLY TREAT AND PRIME TO REPAIR PARTS.;

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