Service difficulty report · Angle · Boeing 7377H4

Difficulty date
May 2, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N285WN
Make and model
Boeing 7377H4
Aircraft serial
32536
Aircraft time
51,630 hours, 31,054 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
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

CRACKED INTERCOSTAL UPPER ATTACH ANGLE BS 380-400 LBL 13 WL 208.<[01] REMOVED INTERCOSTAL UPPER ATTACH ANGLE BS 380-400 LBL 13 WL 208; LOCATED AND DRILLED NEW ANGLE PN:143A5410U174 LOT: 1527406-2 PO: 919313/2 IAW SRM 51-40-02-0G-0 & DWG 143A5410 ID:0016-0017 REV:-;[02] OK TO INSTALL INTERCOSTAL UPPER ATTACH ANGLE AT BS 380 TO BS 400 LBL 13 WL 208;[03] VERIFIED OK TO INSTALL.;[04] NO DAMAGE LIMITS GIVEN IN SRM PART IS REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PAR.9 INSTALLED NEW INTERCOSTAL UPPER ATTACH ANGLE AT BS380 TO BS400 LBL 13 WL 208 IAW SRM 51-40-02-0G-0 AND BOEING DWG 143A5410.;[05] VERIFIED INSTALLATION COMPLETE;[06] RII VERIFIED CORRECTIVE ACTION ITEM 4-5.;[07] VERIFIED CORRECTIVE ACTION ITEMS AND MEASUREMENT FIELDS; CARD COMPLETE.

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