Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
April 15, 2020
Submitted
May 26, 2020
Operation
Air carrier
Aircraft
N922WN
Make and model
Boeing 7377H4
Aircraft serial
32461
Aircraft time
41,140 hours, 24,679 cycles
Part
Support Angle
Part number
143A9481
Condition
Corroded
Location
Fuselage
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

FORWARD PIT; AFT BULKHEAD LOWER SUPPORT ANGLE HAS CORROSION ON UPPER SURFACE; BS: 500D; RBL: 23 TO LBL:23; WL: 155. REMOVED AND REPLACED FORWARD PIT AFT BULKHEAD LWR SUPPORT ANGLE DUE TO NO PUBLISHED LIMITS SRM 51-10-02-0G-0 PARA 9. I/A/W SRM 51-40-02-0G-0 & DWG 143A9481 SHEET 14.

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