SDR UIEA01090

Service difficulty report · Fitting · Boeing 7472D3B

Difficulty date
July 26, 2001
Submitted
August 24, 2001
Operation
Air carrier
Aircraft
N506MC
Make and model
Boeing 7472D3B
Aircraft serial
21252
Part
Fitting
Part number
65B011968
Condition
Corroded
Location
Bs 1480
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 INSPECTION FOUND BS 1480 LEFT AND RIGHT INBOARD HORIZONTAL SUPPORT FITTINGS CORRODED AT THE ATTACHMENT TO THE BODY GEAR TRUNNION, VERTICAL SUPPORT FITTING. REMOVED BUSHINGS FROM BOLT HOLES. BLENDED LOCAL CORROSION. SPOT FACED AREA AROUND BOLT HOLES. PERFORMED OPEN HOLE HFEC INSPECTION TO INSURE NO CORROSION OR CRACKS. PERFORMED PENETRANT INSPECTION TO INSURE NO CRACKS OR CORROSION. NO ADDITIONAL CORROSION OR CRACKS FOUND. FLAP PEENED AREA, TREATED AND PRIME PAINTED AREA. FABRICATED NEW SHORTER BUSHING AND INSTALLED. FILLED SPOT FACE VOID WITH BMS-95 SEALANT DURING REINSTALLATION PROCESS. (M)

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