Service difficulty report · Skin · Doug MD88

Difficulty date
December 6, 2015
Submitted
December 7, 2015
Operation
Air carrier
Aircraft
N914DL
Make and model
Doug MD88
Aircraft serial
49545
Aircraft time
70,204 hours, 53,613 cycles
Part
Skin
Condition
Damaged
Location
Bs 655-674
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

LIGHTNING STRIKES ON FUSELAGE SKIN AT FWD UPPER CORNER LT WINDOW BELT BETWEEN BS 655 AND 674. LIGHTNING STRIKES WERE REPAIRED AND DIMENTIONS AS FOLLOW: UT, WAS ACCOMPLISHED IAW NDT-SPM, 04-00-07, PARA 5, FIG 3, ON FWD UPPER CORNER ORIGINAL THICKNESS 0.135" AND REMAINING THICKNESS 0.128", NO CRITICAL ZONE, ON AFT UPPER CORNER ORIGINAL THICKNESS 0.120" AND REMAINING THICKNESS 0.118" ON AFT LWR CORNER, ORIGINAL THICKNESS 0.096" AND REMAINING THICKNESS 0.089" CRITICAL ZONE. THEREFORE THESE ARE WITHIN LIMITS IAW ER/A 541575-14, REV ORIGINAL.

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