Service difficulty report · Rib · Boeing 7377BD

Difficulty date
September 9, 2021
Submitted
April 27, 2022
Operation
Air carrier
Aircraft
N7751A
Make and model
Boeing 7377BD
Aircraft serial
36717
Aircraft time
43,609 hours, 22,223 cycles
Part
Rib
Part number
186A13041
Part serial
7550344
Condition
Cracked
Location
Lh Hor Stab
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

SUPPLEMENTAL INFORMATION: LT HORIZONTAL STAB REMOVEABLE L/E HAS CRACKED RIB AT L/E STA 105.26 ; / [01] REMOVED AND REPLACED L/H HORIZONTAL STAB REMOVABLE L/E RIB AT STA 105.26 IAW SRM 51-40-05-0G-0; [02] VERIFIED THE L/H LE RIB INSTALLATION AT L/E STA. 105.26 PER SRM 51-40-05-0G-0; [03] VERIFIED THE L/H LE RIB INSTALLATION AT L/E STA. 105.26 PER SRM 51-40-02-0G-0; [04] CERTIFY; [05] EDIT: REMOVED AND REPLACED L/H HORIZONTAL STAB REMOVABLE L/E RIB AT STA 105.26 IAW *SRM 51-40-02-0G-0*; [06] L/H LEADING EDGE RIB REPLACEMENT AT LE STA 105.26 IS COMPLETE

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