Service difficulty report · Deck Plate · Boeing 757236

Difficulty date
August 11, 2020
Submitted
August 20, 2020
Operation
Air carrier
Aircraft
N953FD
Make and model
Boeing 757236
Aircraft serial
28667
Aircraft time
33,351 hours, 23,368 cycles
Part
Deck Plate
Part number
146N531811
Condition
Corroded
Location
Bs 1681-1720
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

MAIN DECK BETWEEN STA 1681 - 1720 BL 0 - LBL 58.22 WEB CORRODED FABRICATED AND INSTALLED 1EA REPAIR DOUBLER ON AFT MAIN DECK PLATE AT STA 1681 LBL 24.75 IAW B757 SRM 53-60-51-2R FIG 201 REPAIR 2 ALTERNATIVE I. REMOVED CORROSION ON DECK PLATE AT STA 1681-1720 , BL0 - LBL58.22 IAW B757 SRM 51-10-02-0G. EVALUATED DAMAGED AREA AT STA 1681 LBL 24.75 ORIG. MAT. = .071", REM. MAT. =.049", MAT. LOSS= .022" FOUND TO BE OUT OF LIMITS IAW B757 SRM 53-00-51-1A FIG 101 DETAIL III, ALL OTHER AREA AT STA 1681-1720 BL0 - LBL 58.22 FOUND TO BE WITHIN LIMITS IAW B757 SRM 53-00-51-1A FIG 101 DETAIL III.