Service difficulty report · Scuff Plate · Boeing 7377Q8

Difficulty date
October 18, 2023
Submitted
November 10, 2023
Operation
Air carrier
Aircraft
N7863A
Make and model
Boeing 7377Q8
Aircraft serial
30644
Aircraft time
60,033 hours, 39,744 cycles
Part
Scuff Plate
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

AFT CARGO BAY FWD CORNER SCUFF PLATE IS CRACKED<[01] CRACK ON SCUFF PLATE FOUND TO BE OUT OF LIMITS AS PER SRM 53-60-15-1A-1;[02] WELDED CRACK ON THE CORNER SCUFF PLATE USING ER4043 FILLER ROD LOT NUMBER 1131216 PER SRM 53-60-15-2R-1 PARAGRAPH 4.B. (4) AND BAC 5975. APPLIED A CHEMICAL CONVERSION COATING TO THE BARE ALUMINUM SURFACES PER SOPM 20-43-03 TYPE 2; CLASS A OR C AND SRM 53-60-15-2R-1 PARAGRAPH 4.B. (6) APPLIED 2 LAYERS OF BMS 10-11 TYPE 1 PRIMER TO THE INNER SURFACES OF THE CORNER SCUFF PLATE PER SRM 53-60-15-2R-1 PARAGRAPH 4.B. (7) ; REFER TO SOPM 20-41-02;[03] VERIFIED CORRECTIVE ACTIONS AND MEASUREMENTS TABLE. CARD COMPLETE.

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