Service difficulty report · Blade

Difficulty date
May 18, 2005
Submitted
June 2, 2005
Operation
General aviation
Propeller
Hamstd 14SF5
Part
Blade
Part number
SFA13M1R0AD
Condition
Cracked
Location
Propeller
Stage of operation
IN
How discovered
9
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 FLUORESCENT PENETRANT INSPECTION, FOUND THE FILLET RADIUS WITH CRACK INDICATIONS RADIALLY IN THREE PLACES ABOUT 1/8 INCH FROM THE OUTSIDE DIAMETER. THE LONGEST IS ABOUT 1/2 INCH LONG. THERE IS ALSO A CRACK INDICATION ON THE OUTSIDE DIAMETER ABOUT 1/8 INCH FROM THE EDGE OF THE FILLET RADIUS, ABOUT 1/2 INCH LONG . THE INDICATIONS WERE CHECKED WITH EDDY CURRENT AND CONFIRMED THAT THEY ARE NOT SURFACE SCRATCHING. THERE ARE NO CRACKS ALLOWED IN BLADE SHANK, INCLUDING THE FILLET AREA.