SDR MALA000294

Service difficulty report · Rib · Saab 340B

Difficulty date
April 14, 2000
Submitted
May 12, 2000
Operation
Air carrier
Aircraft
N406XJ
Make and model
Saab 340B
Aircraft serial
406
Part
Rib
Condition
Cracked
Location
Wing
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 C-CHECK, FOUND 3 & 4 RIBS CRACKED AT ENDS OF LEADING EDGE STA 611 BR. MX FABRICATED NEW ANGLES AND SHIMS IAW 57-10-30, HOLES TRANSFERRED FROM EXISTING HOLES AND IAW SRM 57-10-30. CUT BACK 3 SUPPORT RIBS WITH CRACKS IN REF TO SRM 57-10-30, FNDT REQUIRED TO VERIFY REMOVAL OF CRACKS. ALODINED AND PRIMED ANGLES AND SHIMS IAW SRM 51-20-42/43, WET INSTALLED RIVETS AND FAY SEALED ANGLES AND SHIMS IAW SRM 51-20-50. TOP COAT EFFECTED AREA ON EXTERIOR SURFACE IAW SRM 51-20-43.

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