SDR SWAA2020030942262

Service difficulty report · Stiffener · Boeing 7377AD

Difficulty date: March 3, 2020
Submitted: March 9, 2020
Operation: Air carrier
Aircraft: N798SW
Make and model: Boeing 7377AD
Aircraft serial: 28436
Aircraft time: 69,451 hours, 41,534 cycles
System (JASC): 5514 · Horizontal Stabilizer Miscellaneous Structure
Part: Stiffener
Condition: Cracked
Location: Rt Horiz Stab
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

(SKYLINE DTIP) RH HORIZONTAL STAB, CRACK ON SECOND STIFFENER, LWR. I/B SIDE STA. 92.70 CUTOUT DAMAGE AREA.DIM: (.900" X .167") AT R/H HORIZ. STAB SECOND STIFFENER STA. 92.70. FABRICATED LOCATED, DRILLED & INSTALLED T-ANGLE, ANGLE, SHIM. IAW B737 SRM 55-10-09. (Y000420) NO FURTHER EVALUATION IS NECESSARY PER EA 1-751-1151

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