Service difficulty report · Frame · Boeing 7272Q9

Difficulty date
April 17, 2005
Submitted
May 31, 2005
Operation
Air carrier
Aircraft
N741DH
Make and model
Boeing 7272Q9
Aircraft serial
21931
Aircraft time
46,665 hours, 37,160 cycles
Part
Frame
Condition
Corroded
Location
Fuselage
Part time
46,665 hours, 37,160 cycles
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

CORROSSION ON FRAME AT BS 990 BETWEEN 30 AND 29R STRINGERS. EVALUATED CORROSION ON FRAME BS 990 BETWEEN STR 29R AND 30 FOUND TO BE OUT OF LIMITS IAW B727 SRM 53-10-1 FIG 1. REMOVED FLOOR SUPPORT BRACKET AND STRINGER CLIP IAW B727 SRM 51-30-2. CUT OUT DAMAGED SECTION ON FRAME DIM 4 1/2" BY 1/4" IAW B727 SRM 53-10-4 FIG 15. FABRICATED REPAIR ANGLE 7075T6 .050 PO NR 9002118 DIM 4 1/2" BY 1" BY 1" IAW B727 SRM 53-10-4 FIG 15. TREATED AND PRIMED REPAIR PART AND AREA IAW B727 SRM 51-10-2. INSTALLED REPAIR IAW B727 SRM 53-10-4 FIG 15. INSTALLED FLOOR SUPPORT FLOOR SUPPORT BRACKET AND STRINGER CLIP IAW B727 SRM 51-30-2.

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