Service difficulty report · Skin · Boeing 73783N

Difficulty date
April 22, 2025
Submitted
April 23, 2025
Operation
Air carrier
Aircraft
N5113A
Make and model
Boeing 73783N
Aircraft serial
32611
Aircraft time
58,992 hours, 31,573 cycles
Part
Skin
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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

RH HORIZONTAL STABILIZER - LOWER INSPAR SKIN CRACKED AT STAB STA 101.90 (I/B SIDE OF THE RIB), 11 INCHES FWD OF THE REAR SPAR.(<P>REPAIRED R/H HORIZONTAL STABILIZER LOWER IN SPAR SKIN SECTION AT STAB STA 101.90+ 11" FWD OF THE LOWER SKIN AFT EDGE I/A/W B-737-800 BCF SRM 55-10-01-2R-11 REPAIR 11 PARAG 1 THRU PARAG 4, TABLE 202 FIG 204 SHEET 2 DETAIL B. NOTE: THIS IS A CATEGORY B REPAIR WITH INSPECTION REQUIREMENTS GIVEN IN THE SRM 55-10-01-2R-11 REPAIR 11 PARAG 5A TABLE 204. INSPECTION THRESHOLD: 56000 FLIGHT CYCLES. METHOD DETAIL VISUAL INSPECTION (EXTERNAL) AND EXT LFEC, INTERVAL 9000 FLIGHT CYCLES. CURRENT TAC: 31573 SRM REV 23 DATED: MAR-10-25.</P>)

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