Service difficulty report · Spar · Boeing 7377BX

Difficulty date
March 23, 2020
Submitted
April 9, 2020
Operation
Air carrier
Aircraft
N552WN
Make and model
Boeing 7377BX
Aircraft serial
30744
Aircraft time
59,169 hours, 33,658 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Corroded
Location
Rt Wing
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

**CORROSION*** EVIDENCE OF CORROSION AT RIGHT WING FRONT SPAR WEB AT IFSS 119 COMMON TO BOOST PUMP UPPER AND LOWER BONDING JUMPER FASTENER HOLES / REPAIRED CORROSION PER EA 20-157-00171 AND ATS ER 20-02273; REV IR AT RIGHT WING FRONT SPAR WEB AT IFSS 119..

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