SDR DALA2017090106501

Service difficulty report · Cusp Web · Doug MD88

Difficulty date: August 31, 2017
Submitted: September 1, 2017
Operation: Air carrier
Aircraft: N922DL
Make and model: Doug MD88
Aircraft serial: 49646
Aircraft time: 76,246 hours, 57,890 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Cusp Web
Condition: Corroded
Location: Fuselage
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

CORROSION ON RT CABIN FLOOR CUSP WEB UPPER/LOWER SURFACE BTW X=-44 AND X=-60 FROM STA Y=503 TO Y=598. SECTION CUSP WEB WAS REPLACE ON STA Y= 503 TO Y=598 BTW X=-44 AND X=-60 PER SRM 53-05 FIG 131A-16, 53-05 FIG131A-24 AND SRM 51-30-01,51-30-02, 51-30-05.

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