SDR DHL9770116C

Service difficulty report · Skin · Boeing 72730C

Difficulty date: May 1, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N701DH
Make and model: Boeing 72730C
Aircraft serial: 19011
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Bs 740
Stage of operation: IN
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

DURING C-CHECK, SURFACE CORROSION ON SKIN BS 740 STR 9 RIGHT. FOUND CORROSION WAS BEYOND SRM LIMITS. CUT OUT CORRODED AREA 4.125 BY 4.875 PER SRM 51-10-1 IN FORWARD PANEL AT STR 9RT. INSTALLED EXTERNAL DOUBLER AT BS 740 STR 9RT AS PER SRM 53-30-3 FIG 3A. DOUBLER SIZE 4.5 BY 5, N/R 3518.

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