Service difficulty report · Skin · Boeing 767332

Difficulty date
May 10, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N171DN
Make and model
Boeing 767332
Aircraft serial
24759
Part
Skin
Condition
Cracked
Location
Nr 2 Pylon
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

THE NR 2 PYLON STRUT SKIN IS CRACKED AT THE FORWARD ACCESS HOLE ON THE O/B SIDE. THE CRACK IS .875 INCH LONG OUT OF THE UPPER AFT CORNER. THE SKIN IS AN 0.080 PLUS 0.080 CLAD 2024-T3 BONDED ASSEMBLY. DFW MX IS ACCOMPLISHING A REPAIR PER B767-300 SRM 54-53-01, BUT DO NOT HAVE THE EQUIPMENT NECESSARY TO COLD-WORK THE STOP DRILL HOLE. THIS ER/A AUTHORIZES DEFERRAL OF THE COLD-WORKING. RESTRICTIONS, HFEC INSPECT AND COLD WORK WITHIN 550 FLIGHT CYCLES; PERM REPAIR AT NEXT MID-VISIT; HFEC INSPECT HOLE EVERY 550 FLIGHT CYCLES.