SDR AU970178

Service difficulty report · Bulkhead · Boeing 737377

Difficulty date
January 30, 1997
Submitted
March 26, 2000
Operation
General aviation
Make and model
Boeing 737377
Part
Bulkhead
Condition
Cracked
Location
Fuselage Main Bu
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

(AUS) FORWARD PRESSURE BULKHEAD CRACKED IN THE FOLLOWING AREAS: 1. FORWARD FACE OF BULKHEAD WEB CRACKED AT RBL 5.7 RUNNING BELOW FASTENERS UNDER RADAR SCANNING BRACKET - CRACK LENGTH 7MM (0.275IN) - FOUND USING ULTRASONIC TECHNIQUE 2. FORWARD FACE OF BULKHEAD WEB CRACKED AT LBL 5.7 RUNNING UNDER EDGE OF BEAM BELOW FASTENERS - CRACK LENGTH 7MM (0.275MM) - FOUND USING ULTRASONIC TECHNIQUE 3. AFT FACE OF BULKHEAD CRACKED IN LEFT VERTICAL CHORD AT BUTTOCK LINE 5.7 IN THE BOARD RADIUS OF THE CHORD - CRACK LENGTH 30MM (1.18IN) - FOUND USING EDDY CURRENT METHOD