Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 11, 2022
Submitted
August 16, 2022
Operation
Air carrier
Aircraft
N484WN
Make and model
Boeing 7377H4
Aircraft serial
33841
Aircraft time
59,912 hours, 35,588 cycles
Part
Rib
Condition
Cracked
Location
R/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 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER 2022-381075 / [01] ET TOOL USED: PN: MIZ-21C ; SN: 769680; DUE DATE: 07-JUL-23;[02] TOOL EDDY CURRENT USED P/N: NORTEC 600D S/N: 210136503 AND DUE DATE: 11-APR-23.;[03] PERFORMED PERMANENT REPAIR ON INSPAR RIB 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202 SEE INDIVIDUAL SING-OFF BELOW;[04] PERFORMED PERMANENT REPAIR ON INSPAR RIB 9 STAB STA 166 AT 24INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4 FIGURE 202 SEE INDIVIDUAL SING-OFF BELOW RII

More about the Boeing 737-7H4