Service difficulty report · Rib · Boeing 7377H4

Difficulty date
May 28, 2021
Submitted
June 28, 2021
Operation
Air carrier
Aircraft
N223WN
Make and model
Boeing 7377H4
Aircraft serial
32492
Aircraft time
53,092 hours, 31,519 cycles
Part
Rib
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 INSPAR RIB LOCATED STAB STA 120.30 AT 28 INCHES OF FRONT SPAR AT RT HORIZONTAL STABILIZER ; 2021-252460 / [01] TOOL P/N: NORTEC 500D; S/N: N500X12101V022240; CAL DUE: 01-DEC-21.; [02] TOOL P/N: NORTEC 500D; S/N: N500X12101V022240; CAL DUE: 01-DEC-21.; [03] PERFORMED REPAIR ON INSPAR RIB STAB STA 120.30 AT 28 INCHES OF FRONT SPAR RT HORIZONTAL STABILIZER. I.A.W B373-700 SRM 55-10-09-2R-4 REPAIR 4. FIGURE 202 SHEET 1. AND 51-40-02; [04] PERFORMED REPAIR ON INSPAR RIB STAB STA 120.30 AT 28 INCHES OF FRONT SPAR RT HORIZONTAL STABILIZER. I.A.W B373-700 SRM 55-10-09-2R-4 REPAIR 4. FIGURE 202 SHEET 1. AND 51-40-02 RII

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