Service difficulty report · Rail · Boeing 7377H4

Difficulty date
February 4, 2024
Submitted
March 7, 2024
Operation
Air carrier
Aircraft
N465WN
Make and model
Boeing 7377H4
Aircraft serial
33829
Aircraft time
65,480 hours, 39,229 cycles
Part
Rail
Part number
UNKNOWN
Condition
Corroded
Location
Bulkhead
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 FOUND AROUND NUTPLATES AROUND NUTPLATES BS 500 D; WL 150; LBL 8.1 AND 12.5<[01] VERIFIED STEP 7 IN PARTIAL.;[02] REMOVED AND REINSTALLED AFT BULKHEAD LOWER RAIL AT BS 500 D WL 150 LBL 24.75 TO RBL 24.75 IAW SRM 51-40-02 AND DWG 143A7902.;[03] UPDATED MEASUREMENTS TABLE;[04] VERIFIED STEPS 2;7 COMPLETE; ALL STEPS AND MEASUREMENT FIELD; CARD COMPLETE.

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