Service difficulty report · Bulkhead · Boeing 727233

Difficulty date
June 25, 2010
Submitted
July 15, 2010
Operation
Air carrier
Aircraft
N266FE
Make and model
Boeing 727233
Aircraft serial
21672
Aircraft time
49,991 hours, 30,367 cycles
Part
Bulkhead
Part number
6516350344
Condition
Cracked
Location
Bs 1183
Stage of operation
IN
How discovered
9
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

AFT PIT CRACK IN BS 1183 BULKHEAD AT APPROX. RBL 24 & WL 167. CUT OUT WEB AROUND THE CRACK APPROX. 2.875" X 1.875" IAW EA 7-5310-135559. FABRICATED FILLER FROM 2024T3 .050" DIM. 2.75" X 1.75", DOUBLER FROM 2024T3 .071" DIM. 7.125" X 6", 3 EACH FILLERS FROM 2024T3 .071" DIM. 9.5" X 1.875", 2" X 1.875" AND 1.125" X 1", TAPERED FILLER FROM 2024T3 .160" TO .140" DIM. .875" X .875" AND SHEAR TIE FROM 7075-0 .050" DIM. 4.625" X 3.5" , HEAT TREATED FROM 7075-0 TO 7075T6 IAW FAS ER 2-37153-801 REV A. INSTALLED ALL REPAIR PARTS IAW SRM 51-30-2 AND EA 7-5310-135559.