Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
May 12, 2023
Submitted
June 20, 2023
Operation
Air carrier
Aircraft
N429WN
Make and model
Boeing 7377H4
Aircraft serial
33658
Aircraft time
66,602 hours, 39,316 cycles
Part
Support 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 SUPPORT ANGLE AT ACB BEHIND WATER SERVICE PANEL BS914 RBL11 WL171.<[01] REMOVED SUPPORT ANGLE AT ACB BS 914 RBL 11 WL 171 IAW SRM 51-40-02-0G-0. NO ALLOWABLE DAMAGE ; PART WILL BE REPAIRABLE BY REPLACEMENT IAW 51-10-02-0G-0 STEP 9.;[02] LOCATED AND DRILLED NEW SUPPORT ANGLE AT ACB BS 914 RBL 11 WL 171 IAW SRM 51-40-05-0G-0 AND DWG 147A7221; OK TO INSTALL;[03] OKAY TO INSTALL NEW ANGLE GIVEN.;[04] INSTALLED NEW SUPPORT ANGLE AT ACB BS 914 RBL 11 WL 171. IAW 737-700 SRM 51-40-02-0G-0; DWG 147A7221. REV: C.;[05] VERIFIED CORRECTIVE ACTIONS 2; 4; AND MEASUREMENT TABLE

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