SDR CALA2026082418841

Service difficulty report · Strap · Boeing 737724

Difficulty date: August 21, 2026
Submitted: August 24, 2026
Operation: Air carrier
Aircraft: N23707
Make and model: Boeing 737724
Aircraft serial: 28768
Aircraft time: 84,483 hours, 31,376 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Strap
Part number: 146A81281
Condition: Corroded
Location: Zone 100
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

LOWER THRESHOLD STRAP AT AFT CARGO DOOR CUTOUT IS CORRODED AT APPROX BS 812, RBL 20. EVALUATED THE STRAP, FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15. REMOVED & REPLACED WITH NEW STRAP IAW SRM 51-40-02, 51-40-05 AND DWG 146A8120, REV A.