Service difficulty report · Deck Plate · Boeing 757251

Difficulty date
February 20, 2020
Submitted
February 20, 2020
Operation
Air carrier
Aircraft
N556NW
Make and model
Boeing 757251
Aircraft serial
33392
Aircraft time
49,452 hours, 21,723 cycles
Part
Deck Plate
Condition
Damaged
Location
Bs 1681-1720
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

(AIRCRAFT 5656, L/P 1497222) THICKNNESS DECK PLATE FROM STA 1681 TO 1720 IS .071" AND REMAINING THICKNESS ON STA 1681 LBL 27 TO LBL 1 IS .056" THEREFORE THIS AREAS ARE OUT OF LIMITS PER B-757-200 SRM 53-60-51-2R-2 FIG. 201 STEP 5.A. CORRECTIVE ACTION: REPAIRED PER B757-200 SRM 53-60-51-2R-2 ALTERNATIVE I.