SDR IPXA10658537

Service difficulty report · Skin · Boeing 76734AF

Difficulty date: February 11, 2010
Submitted: February 19, 2010
Operation: Air carrier
Aircraft: N329UP
Make and model: Boeing 76734AF
Aircraft serial: 27755
Aircraft time: 32,758 hours, 9,489 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Skin
Condition: Cracked
Location: Nr 4 Slat
Component: Nr 4 Slat
Component part number: 114T410457G
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

INSP TYPE:6C, LT WING - NR 4 SLAT OTBD NOSE SKIN RIVET HOLE FOUND CRACKED. LT WING NR4 SLAT OTBD NOSE SKIN REPAIRED IAW SRM 57-43-01-2R2 FIG 201 REV 46, JUST AT OSS641.9, ORIGINAL MATERIAL IS 7075T6-0063IN, CRACK LENGTH IS 0.09", DAMAGED CUTOUT SIZE IS 8.875" X 7.125", THIS IS CLASSIFIED AS A MAJOR REPAIR WITH 7075T6-0071IN AS REPAIR DOUBLER AND 7075T6-0063IN AS REPAIR PLATE, REPAIR SIZE IS 12" X 10.375".

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