SDR 97ZZZX2077

Service difficulty report · Frame · Beech 76

Difficulty date: April 22, 1997
Submitted: March 26, 2000
Operation: General aviation
Filed by: BF8R032O
Embry Riddle Aeronautical University Inc
Aircraft: N6636Z
Make and model: Beech 76
Aircraft serial: ME253
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Part number: 1054200111
Condition: Cracked
Location: Bs 94 Rt
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

FORWARD SPAR ATTACH BRACKET AT STA 94.0, RT SIDE. DURING A ROUTINE INSPECTION, A CRACK WAS FOUND IN THE LOWER PORTION OF THE UPPER RADIUS FOR THE FORWARD SPAR SLOT CUT-OUT (APPROXIMATELY .25 INCH LONG). CAUSE: APPEARED TO BE STRESS RELEASE CRACK. ACT: 7,538 HOURS.

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