Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 20, 2020
Submitted
August 12, 2020
Operation
Air carrier
Aircraft
N490WN
Make and model
Boeing 7377H4
Aircraft serial
32476
Aircraft time
54,635 hours, 32,397 cycles
Part
Rib
Part number
186A1304
Condition
Cracked
Location
Horizonta 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 LEADING EDGE RIB ACCESS PANEL 331B LOC. LE STA 105.26 AT LT HORIZONTAL STABILIZER (1 EA) / REPLACED RIB AND FASTENER LOC.STA 105.26 AT LT HORIZONTAL STABILIZER(1EA)IAW B737-700 SRM 51-40- 02;51-10-02 ITEM 9 AND DWG 186A1304 REV

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