SDR ASAA2023042943280

Service difficulty report · Angle · Boeing 737890

Difficulty date: April 29, 2023
Submitted: May 23, 2023
Operation: Air carrier
Aircraft: N537AS
Make and model: Boeing 737890
Aircraft serial: 35204
Aircraft time: 41,376 hours, 11,986 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Angle
Part number: 143A948534
Condition: Corroded
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

FWD PIT, RH AFT BULKHEAD ANGLE HAS CORROSION ON BOTTOM SIDE. GROUNDED - YES. EVALUATED FWD PIT R/H AFT BULKHEAD ANGLE; MINIMUM THICKNESS: .056, REMOVED: .026, REMAINING .045 & IS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-30-01. REMOVED, LOCATED & DRILLED, AND INSTALLED NEW BULKHEAD ANGLE IAW B737-800 SRM 51-40-02 & B737-800 SRM 51-40-05.