Service difficulty report · Skin · Boeing 737752

Difficulty date
July 13, 2022
Submitted
August 16, 2022
Operation
Air carrier
Aircraft
N7847A
Make and model
Boeing 737752
Aircraft serial
34297
Aircraft time
50,425 hours, 28,672 cycles
Part
Skin
Condition
Cracked
Location
L/H Horiz. 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 LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 184.70 RIB; 25.500 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 0.600 INCH 2022-368139 / [01] EQUIPMENT P/N PHASEC 3D; S/N CZ1026/09; DUE DATE: 08-SEP-22 WAS USED.;[02] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[03] TOOL USED: DIGITAL CALIPER P/N:500-752-20; S/N:B21038254; DUE DATE:11-AUG-22.;[04] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 190023010; DUE DATE: 14-FEB-23.;[05] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 190023010; DUE DATE: 14-FEB-23.;[06] REPAIRED - LH HORIZONTAL STABILIZER - LOWER SKIN BETWEEN SSTA 175.50 AND SSTA 193.90 IAW EA# 22-155-02219 [TTG8Q00E49FV] AND EA #22-155-02219-WIP1 [TTG8Q00DSU06] SEE INDIVIDUAL SIGN OFFS BELOW.;[07] CERTIFIED WORK PERFORMED RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW