Service difficulty report · Intercostal · Boeing 7272Q9

Difficulty date
June 12, 2007
Submitted
June 20, 2007
Operation
Air carrier
Aircraft
N740DH
Make and model
Boeing 7272Q9
Aircraft serial
21930
Aircraft time
47,830 hours, 38,338 cycles
Part
Intercostal
Condition
Cracked
Location
Bs 1183
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

LT PRESSURE BULKHEAD BS 1183 INTERCOSTAL CRACKED, LBL 63.0, WL 257.0. REMOVED INTERCOSTAL, CUT OUT DAMAGE, 2.125" BY 1.5". FABRICATED 2 EA DOUBLERS FROM 7075-T6; DBLR 1 .071" BY 6" BY 4.75"/DBLR 2 .071" BY 6" BY 4", PO NR 9004940; FABRICATED FILLER FROM 7075-T6, .080" BY 2.125" BY 1.5", PO NR 9004670, PER B727 SRM 51-40-4 FIG 3, AND 53-10-2 FIG 5. TREATED, PRIMED, INSTALLED REPAIR PARTS TO INTERCOSTAL, AND REINSTALLED INTERCOSTAL PER B727 SRM 51-10-2, 51-40-4 FIG 3, AND 51-30-2.

More about the Boeing 727-2Q9