Service difficulty report · Shield · Boeing 737790

Difficulty date
November 13, 2025
Submitted
December 23, 2025
Operation
Air carrier
Aircraft
N627AS
Make and model
Boeing 737790
Aircraft serial
30794
Aircraft time
70,261 hours, 37,770 cycles
Part
Shield
Part number
143A812631
Condition
Corroded
Location
Zone 100
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

FWD CARGO AFT SHIELD CORRODED BETWEEN BS 500 TO BS 500A. GROUNDED - YES. EVALUATED AFT SHIELD LOC BTW BS 500 TO BS 500A, FOUND TO BE OUT OF LIMITS, REMOVED AND REPLACED IAW SRM 53-30-15-01-1, SRM 51-40-02-OG-OW: 1.00 O: 0.032 R: 0.024 L: 1.500 D: 0.008.