Service difficulty report · Frame · Boeing 7572B7

Difficulty date
July 27, 2010
Submitted
July 27, 2010
Operation
Air carrier
Aircraft
N902FD
Make and model
Boeing 7572B7
Aircraft serial
27123
Aircraft time
53,534 hours, 22,034 cycles
Engine
Rroyce RB211535E4
Part
Frame
Part number
140N20044
Condition
Gouged
Location
Zone 200
Stage of operation
IN
How discovered
V
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

MAIN CABIN, STA 1280, STR 10R TO STR 14R, FRAME HAVE 4 EA GOUGES. BLENDED GOUGES BET 10R & 14R AT STA 1280 FRAME. BLEND OUT DM= L=28",W=1.0", D=.009" ORIGINAL MAT'L THICKNESS .071", FOUND OUT OF LIMITS IAW 53-00-07 FIG. 101 DET, II REPAIR IAW SRM 53-00-07 FIG 201, REPAIR NR 1. THIS IS A CLASS 'B' REPAIR WITH SUPPLEMENTAL INSPECTIONS REQUIRED IAW SRM 53-00-07, TABLE 203 ZN '3'. INSP THRESHOLD = 12,000 FC, 50,000 AIRFRAME FC'S WHICHEVER COMES FIRST, INSP METHOD=DVI,INTERVALS =12,000 FC. MAJOR REPAIR.

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