Service difficulty report · Skin · Boeing 75724APF

Difficulty date
September 26, 2025
Submitted
October 15, 2025
Operation
Air carrier
Aircraft
N457UP
Make and model
Boeing 75724APF
Aircraft serial
25478
Aircraft time
38,076 hours, 22,607 cycles
Part
Skin
Part number
146N31316
Condition
Damaged
Location
Zone 200
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

EXTERIOR RT FUSELAGE STA 1320-1340, BETWEEN STR 7R-8R HAS (1EA) HOLE AT SKIN CAUSED BY LIGHTNING STRIKE. EVALUATED DAMAGE: ORIGINAL TICKNESS: 0.045 IN, 100% MATERIAL LOSS FOUND IT OUT OF LIMITS IAW SRM 53-00-01-1A-1. INSTALLED RIVET IAW SRM 51-40-02 AND SRM 53-00-01-2R-6 REPAIR 6. APPLIED TOPCOAT AT AREA IAW AMM 51-21-15-370-801 AND SRM 53-00-01-2R-6 REPAIR 6 PAINT.

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