Service difficulty report · Frame · Boeing 737

Difficulty date
November 27, 2021
Submitted
April 28, 2022
Operation
Air carrier
Aircraft
N462WN
Make and model
Boeing 737
Aircraft serial
32466
Aircraft time
59,099 hours, 34,961 cycles
Part
Frame
Condition
Corroded
Location
Fuselage
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

SUPPLEMENTAL INFORMATION: CORROSION FRAME ON BS 947.5 LBL 8.1 AND WL 156 AT AFT CARGO COMPARTMENT ; 2021-544582 / [01] TOOL USED PN:45MG;SN:13006401;DUE DATE:11-MAR-22; [02] EVALUATED REWORKED AREA ON FRAME LOCATED BS 947.5; LBL 8.1; WL 156; AFT CARGO COMP. AND FOUND WITHIN LIMITS I.A.W B737-700 SRM 53-00-07-1A-1 ALLOWABLE DAMAGE 1; FIG. 102; DETAIL C. <BR>MEASUREMENT OF REWORKED AREA ARE: L: 3.567 INCH.W: 1.000 INCH; TOOL USED: DIG. CALIPER P/N: 500-196-30; S/N: A20230907; DUE DATE: AUG; 28;2022. MRT IS: 0.059IN AND INITIAL NOMINAL THICKNESS IS 0.063IN SEE INDIVIDUAL SIGNOFF BELOW.; [03] EVALUATED REWORKED AREA ON FRAME LOCATED BS 947.5; LBL 8.1; WL 156; AFT CARGO COMP. AND FOUND WITHIN LIMITS I.A.W B737-700 SRM 53-00-07-1A-1 ALLOWABLE DAMAGE 1; FIG. 102; DETAIL C. <BR>MEASUREMENT OF REWORKED AREA ARE: L: 3.567 INCH.W: 1.000 INCH; TOOL USED: DIG. CALIPER P/N: 500-196-30; S/N: A20230907; DUE DATE: AUG; 28;2022. MRT IS: 0.059IN AND INITIAL NOMINAL THICKNESS IS 0.063IN SEE INDIVIDUAL SIGNOFF BELOW... RII ITEM