Service difficulty report · Strap · Boeing 7377H4

Difficulty date
January 25, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N955WN
Make and model
Boeing 7377H4
Aircraft serial
36671
Aircraft time
38,739 hours, 23,607 cycles
Part
Strap
Condition
Corroded
Location
Zn 100 Fus Lower
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 PASSENGER CABIN STRAP AT RBL 2.5 BS 1016+12<[01] CORROSION ON STRAP AT BS 1016+12; RBL 2.5; WL 208 FOUND TO BE OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS GIVEN IN THE SRM.<BR>REMOVED STRAP PER SRM 51-40-02;[02] REMOVED DAMAGED STRAP IAW SRM CH 51-40-02.;[03] LOCATED AND DRILLED NEW STRAP IAW SRM CH 51-40-05. OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTIONS STEPS 1;2;3 OK TO INSTALL GIVEN .;[05] VERIFIED MEASUREMENTS TABLE.;[06] INSTALLED STRAP IAW SRM CH 51-40-02 AND DRAWING # 147A5730 SHEET 21.;[07] RII VERIFIED CORRECTIVE ACTION ITEM 6.;[08] VERIFIED CORRECTIVE ACTION ITEMS AND MEASUREMENT FIELDS; CARD COMPLETE.

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