Service difficulty report · Skin · Boeing 7377H4

Difficulty date
May 13, 2024
Submitted
June 14, 2024
Operation
Air carrier
Aircraft
N925WN
Make and model
Boeing 7377H4
Aircraft serial
36630
Aircraft time
52,385 hours, 31,741 cycles
Part
Skin
Part number
UNKNOWN
Condition
Cracked
Location
Horizontal 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 FOUND AT LEFT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90; 24' FROM FRONT SPAR; I/B ROW. CRACK LENGTH :0.531' CRACK FOUND AT LEFT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90 24' FROM FRONT SPAR I/B ROW. CRACK LENGTH :0.531'<[01] ACCOMPLISHED REPAIR ON LEFT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90 REF SRM 55-10-01-2R-11<BR><BR>THIS REPAIR IS CATEGORY B AND REQUIRE INSPECTION THRESHOLD AT 56;000 TOTAL FLIGHT CYCLES AND REPEAT INSPECTIONS AT 9;000 FLIGHT CYCLES;[02] CORRECTION STEP 1; ACCOMPLISHED REPAIR ON LEFT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 193.90 REF SRM 55-10-01-2R-11; REPAIR 11; FIG 204<BR><BR>THIS REPAIR IS CATEGORY B AND REQUIRE INSPECTION THRESHOLD AT 56;000 TOTAL FLIGHT CYCLES AND REPEAT INSPECTIONS AT 9;000 FLIGHT CYCLES;[03] VERIFIED STEP 2

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