SDR AWXA200300745

Service difficulty report · Bulkhead · Boeing 7373G7

Difficulty date: June 18, 2003
Submitted: June 30, 2003
Operation: Air carrier
Aircraft: N308AW
Make and model: Boeing 7373G7
Aircraft serial: 24710
Aircraft time: 49,865 hours, 29,371 cycles
Engine: Ge CFM56*
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Bulkhead
Part number: 6516300
Condition: Cracked
Location: Fuselage
Stage of operation: IN
How discovered: E
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-13 CHECK 3 EACH 1 INCH CRACKS WERE FOUND ON BS 178 BULKHEAD WEB AT RBL 5, WL 197.75 - 198.75, WL 201 - 201.75, AND RBL 6.25, WL 200.75 - 201.5. MAINTENANCE STOP DRILLED CRACKS ON BS 178 BULKHEAD WEB AT RBL 5, WL 197.75 - 198.75, WL 201 - 201.75, AND RBL 6.25, WL 200.75 - 201; PERFORMED HFEC INSPECTION OF STOP DRILL HOLES TO VERIFY CRACKS ARE CONTAINED; FABRICATED A REPAIR DOUBLER; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-08, FIG. 210, PG. 275-278.

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