Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
July 1, 2020
Submitted
July 27, 2020
Operation
Air carrier
Aircraft
N714CB
Make and model
Boeing 7377H4
Aircraft serial
27848
Aircraft time
75,441 hours, 45,129 cycles
Part
Stiffener
Part number
141A7410
Condition
Corroded
Location
Bs 225
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

CORROSION ON VERTICAL STIFFENER AT BS 225 RBL 5 WL 160. FOUND CORROSION ON VERTICAL STIFFNER AT BS225 RBL5 WL160 TO BE OUT OF LIMITS DUE TO NO LIMITS IN SRM. REMOVED AND REPLACED VERTICAL STIFFNER AT BS225 RBL5 WL160 PER SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; & DWG 141A7410. REAPPLIED LEVELING COMPOUND PER AMM 51-41-11-350-801.

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