Service difficulty report · None · Boeing 7377H4

Difficulty date
September 1, 2022
Submitted
October 3, 2022
Operation
Air carrier
Aircraft
N499WN
Make and model
Boeing 7377H4
Aircraft serial
32481
Aircraft time
59,508 hours, 35,262 cycles
Part
None
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 INSPAR RIB LOCATED STAB STA 129.50 AND 26 INCHES FROM FRONT SPAR LT HORIZONTAL STAB 2022-488495 / [01] TOOL USED P/N: NORTEC 500D; S/N: N500X11290U21704; CAL DUE: 01-FEB-23.;[02] TOOL P/N: NORTEC 500D; S/N: N500X12101V022240; CAL DUE: 27-JAN-23.;[03] TOOL USED: ET EQUIPMENT; P/N: NORTEC 600D; S/N: 210138203; DUE DATE: 11-APR-23.;[04] REPAIRED INSPAR RIB LOCATED STAB STA 129.50 AND 26 INCHES FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SING-OFFS BELOW.;[05] REPAIRED INSPAR RIB LOCATED STAB STA 129.50 AND 26 INCHES FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SING-OFFS BELOW.

More about the Boeing 737-7H4