Service difficulty report · Bonding Strap · Boeing 7377H4

Difficulty date
September 29, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N430WN
Make and model
Boeing 7377H4
Aircraft serial
33659
Aircraft time
61,499 hours, 36,261 cycles
Part
Bonding Strap
Condition
Corroded
Location
Rt Wing
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 RIGHT WING REAR SPAR AROUND IB BOOST PUMP LOWER BONDING STRAP. MARKED IRSS 146; WBL 94.24; NO.2 TANK AFT / REMOVED CORROSION ON RIGHT REAR SPAR AROUND I/B BOOST PUMP LOWER BONDING STRAP AT IRSS 146; WBL 94.24; NO 2 TANK AFT IAW SWA EA 20-157-01994 REV IR AND ATS ER 20-03391 REV IR

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