SDR DALA1035099853

Service difficulty report · Cusp Web · Doug DC951

Difficulty date: November 14, 2010
Submitted: December 8, 2010
Operation: Air carrier
Aircraft: N762NC
Make and model: Doug DC951
Aircraft serial: 47710
Aircraft time: 79,541 hours, 80,395 cycles
Engine: Pwa JT8D17
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Cusp Web
Condition: Damaged
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

DURING M-CHECK, FOUND LT CUSP WEB HAS 4 EA REPAIRS WITHIN 6 INCHES OF EACH OTHER BETWEEN STA 693 AND 712, OUT OF LIMITS IAW DELTA TOPPS MAN 30-10-70 PAR 6B. REMOVED CUSP WEB IAW SRM 51-30-1, 51-30-2, 51-30-5. FAB AND INSTALLED NEW IAW SRM 51-10-4, DWG 991051 & IAW 51-30-5. FABRICATED RING DOUBLERS AND INSTALLED IAW SRM 51-10-4, 51-30-5 AND DWG SG09530019.

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