Service difficulty report · Frame · Boeing 737*

Difficulty date
February 19, 2022
Submitted
March 22, 2022
Operation
Air carrier
Aircraft
N457WN
Make and model
Boeing 737*
Aircraft serial
33856
Aircraft time
60,221 hours, 35,821 cycles
Part
Frame
Condition
Corroded
Location
Aft Cargo Bay
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

CORROSION FRAME ON BS 947.5 AT LEVEL STR 27 L AND LBL 8.0 AT AFT CARGO COMPARTMENT 2022-80393 / [01] TOOL USED: ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130060401; DUE DATE: 22-APR-22;[02] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022240; CAL DUE DATE: 27-JAN-23;[03] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 210138503 DUE DATE: 05-MAR-22;[04] PERFORMED REPAIR ON FRAME AT BSTA 947.5 AND BETWEEN S-26L & S-27L AT AFT CARGO COMPARTMENT IAW EA 22-153-00716 SEE INDIVIDUAL SIGNOFFS BELOW;[05] PERFORMED REPAIR ON FRAME AT BSTA 947.5 AND BETWEEN S-26L & S-27L AT AFT CARGO COMPARTMENT IAW EA 22-153-00716 REV1 AND EA 22-153-00716-WIP1 REV 2 SEE INDIVIDUAL SIGNOFFS BELOW;[06] PERFORMED REPAIR ON FRAME AT BSTA 947.5 AND BETWEEN S-26L & S-27L AT AFT CARGO COMPARTMENT IAW EA 22-153-00716 REV1 AND EA 22-153-00716-WIP1 REV 2. RII <BR> SEE INDIVIDUAL SIGNOFFS BELOW