SDR ASAA2019010927919

Service difficulty report · Threshold · Boeing 737890

Difficulty date: January 9, 2019
Submitted: January 29, 2019
Operation: Air carrier
Aircraft: N519AS
Make and model: Boeing 737890
Aircraft serial: 36482
Aircraft time: 38,091 hours, 11,368 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Threshold
Part number: 654A000358
Condition: Cracked
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

FWD CARGO DOOR LWR CUTOUT THRESHOLD HAS 1EA DENT AT O/B FASTENER HOLE BETWEEN STA 460 AND STA 480. GROUNDED - YES. UPON FURTHER INVESTIGATION, FOUND CRACK AT DAMAGED HOLE LOCATION, REMOVED AND REPLACED WEB P/N 654A0003-58, PO 935525.1 IAW BAC DWG 143A8330 REV B ID:0006, SRM 51-40-02, SRM 53-30-15.