Service difficulty report · Longeron · Boeing 717200

Difficulty date
March 24, 2025
Submitted
March 25, 2025
Operation
Air carrier
Aircraft
N998AT
Make and model
Boeing 717200
Aircraft serial
55142
Aircraft time
58,258 hours, 41,894 cycles
Part
Longeron
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
O
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

CORROSION ON END-LONGERON BTW STA 1002 LONGERON 27RH AT AFT CARGO COMPARTMENT. SUMMARY OF THE NRC 00284: CORROSION LEVEL 2. END-LONGERON BTW STA 1002 LONGERON 27RH AT AFT CARGO COMPARTMENT WAS REPLACED PER B717-200 SRM 51-41-05-0G. (UT) THICKNESS MEASURED WAS ACCOMPLISHED AFTER REWORKED AREA ON END-LONGERON BTW STA=994 LONGERON 27RH AT AFT CARGO COMPARTMENT. ORIGINAL THICKNESS IS 0.063IN MINIMUM REMAINING THICKNESS IS 0.010IN THEREFORE AREAS IT IS OUT LIMITS PER B717-200 SRM 53-00-00-1A PROCEDURE ALLOWABLE DAMAGE GENERAL PAR 4 C (2) FIG 103 AND DC-MD/BOEING NDT SPM PART. 4,04 -00-06 PAR 4. FIG 9. PERFORM VISUAL INSPECTION ON NEXT SERVICE PER B717-200 SRM 53-00-00-1A PAR 5 TABLE 101. (LP #0874825)

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