Service difficulty report · Skin · Boeing 737*

Difficulty date
October 13, 2021
Submitted
November 23, 2021
Operation
Air carrier
Aircraft
N421LV
Make and model
Boeing 737*
Aircraft serial
32452
Aircraft time
66,257 hours, 38,933 cycles
Part
Skin
Condition
Cracked
Location
Rh 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

CRACK INDICATION FOUND ON RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB. LOCATED 9 INCH FROM FRONT SPAR INBD SIDE OF RIB. CRACK LENGTH IS 0.700 INCH. ; 2021-460786 / [01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 210138503 DUE DATE: 05-MAR-22; [02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 210138503 DUE DATE: 05-MAR-22; [03] REPAIRED RH HORIZONTAL STABILIZER LOWER SKIN I.A.W SRM B737-700 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL STEP SIGN OFFS BELOW; [04] REPAIRED RH HORIZONTAL STABILIZER LOWER SKIN I.A.W SRM B737-700 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL STEP SIGN OFFS BELOW<BR>RII