SDR UIEA2019081305025

Service difficulty report · Support Beam · Boeing 747422

Difficulty date: August 28, 2019
Submitted: September 3, 2019
Operation: Air carrier
Aircraft: N480MC
Make and model: Boeing 747422
Aircraft serial: 28812
Aircraft time: 75,274 hours, 8,388 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support Beam
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

BULK CARGO - STA 2000 - 2060, RBL 7, FLOOR SUPPORT BEAM FOUND CRACK, AS MARKED. THE DAMAGED SECTION CUT AND REMOVED PER SRM 53-60-53-2R-1 REPAIR 1 FIG 201 AT BULK CARGO COMPARTMENT. BULK CARGO STA 2000 - 2060, RBL 7, FLOOR SUPPORT REPAIRED IAW SRM 53-60-53-2R-1 AND EO 4453B732.