SDR DALA2026102205815

Service difficulty report · Support Angle · Boeing 7379GPER

Difficulty date: October 20, 2026
Submitted: October 22, 2026
Operation: Air carrier
Aircraft: N938DZ
Make and model: Boeing 7379GPER
Aircraft serial: 37291
Aircraft time: 33,157 hours, 20,674 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support Angle
Part number: 147A511615
Condition: Corroded
Location: Zone 200
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

WHILE WORKING CC# 00086, FOUND CORROSION ON SHEAR WEB SUPPORT ANGLE , AT BS 1039, BL 0 - LBL 31, WL 208. FOUND CORROSION REMOVAL BLEND OUTS 1.2"X .8" X .013" AND 1.3" X .8" X.012" FROM AN ORIGINAL THICKNESS OF .063" PER B737-900ER SRM 53-70-51-1A-1. SHEAR WEB SUPPORT ANGLE PN 147A5116-15 WAS REPLACED ON CC# 00086 ECA PAGE 2. (1876706) AIRCRAFT WAS GROUNDED

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