SDR DALA2016030101761

Service difficulty report · Skin · Boeing 757351

Difficulty date: February 29, 2016
Submitted: March 9, 2016
Operation: Air carrier
Aircraft: N582NW
Make and model: Boeing 757351
Aircraft serial: 32981
Aircraft time: 47,934 hours, 15,939 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Damaged
Location: Bs 780
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 STRIKE INDICATION AT BS 780 =70 STR 28R. SRM ZONE A FIG 201 53-00-01. ORIGINAL DAMAGE .005 BLENDED TO .009. LIGHTNING STRIKE ON SKIN AWAY FROM FASTENER. BLENDED AREA DAMAGE DEPTH .009. ACCOMPLISHED 10 X DVI NO DAMAGE NOTED. DAMAGE OUT OF LIMITS IAW SRM 757 53-00-01. DETAIL II, FUSELAGE SKIN ALLOWABLE DAMAGE, DRILLED OUT DAMAGE IAW SEC 1B PARA 3. INSTALLED BLIND FASTENER IAW PARA 4.