Service difficulty report · Frame · Boeing 73776N

Difficulty date
March 18, 2024
Submitted
April 5, 2024
Operation
Air carrier
Aircraft
N7731A
Make and model
Boeing 73776N
Aircraft serial
32677
Aircraft time
55,832 hours, 28,606 cycles
Part
Frame
Part number
UNKNOWN
Condition
Corroded
Location
Bs 947 Rbl 19
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 ON AFT CARGO BAY BS 947 FRAME UPPER SURFACE AT RBL 19<[01] EVALUATE DAMAGE ON ACB FRAME BS 947; RBL 19 WL 179 FOUND TO BE OUT OF LIMIT IAW SRM 53-00-07-1A-1 STEP 4A (4) ; REMOVED AND REPLACED ACB FRAME P/N 147A1047-111 AT BS 947; LBL-28 TO RBL-28; WL 179; IAW SRM 51-40-02-0G-0 AND DWG# 147A1047;[02] VERIFIED CORRECTIVE ACTION 1;[03] COMPLETE

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