SDR ASAA2017030620132

Service difficulty report · Door Sill · Boeing 737890

Difficulty date: March 6, 2017
Submitted: March 14, 2017
Operation: Air carrier
Aircraft: N570AS
Make and model: Boeing 737890
Aircraft serial: 35185
Aircraft time: 38,296 hours, 11,336 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Door Sill
Condition: Corroded
Location: Bs 807-840
Stage of operation: IN
How discovered: 9
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

AFT CARGO DOORWAY LOWER SEAL WEB HAS AREAS OF CORROSION. ACFT GROUNDED. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A1, FIG 103, DETAIL D. REMOVED DAMAGED DOOR SILL WEB IAW SRM 51-40-0-0G-0, FIG 10. LOCATED AND DRILLED NEW DOOR SILL WEB IAW SRM 51-40-05-0G-0, FIG 2. INSTALLED NEW DOOR SILL WEB IAW SRM 51-40-02-0G-0, STEP 5.