Service difficulty report · Stringer · Boeing 7272Q9

Difficulty date
February 9, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N740DH
Make and model
Boeing 7272Q9
Aircraft serial
21930
Part
Stringer
Condition
Corroded
Location
Bs 950
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

AT C CHECK, CORROSION ON STR 29 STA 950 F, FOUND STR 29R CRACKED AT STA 950D TO 950F AND CORROSION OUT OF LIMITS FROM 950 TO 990. FOUND FRAME TO SKIN CLIP CRACKED AT STA 990. FOUND VERTICAL U-CHANNEL FLOOR SUPPORT CRACKED. REPLACED STRINGER 29 RT FROM STA 950 TO STA 1010 PER AVITAS EO 99PMSI259D-1. FABRICATED AND INSTALLED NEW ATTACH CLIP AND VERTICAL U-CHANNEL PER SRM 53-10-1 AND 51-30-2, 7.5 BY 6, N/R 3167.

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