Service difficulty report · Skin · Boeing 737824

Difficulty date
July 9, 2021
Submitted
July 12, 2021
Operation
Air carrier
Aircraft
N33289
Make and model
Boeing 737824
Aircraft serial
31607
Aircraft time
53,905 hours, 18,999 cycles
Part
Skin
Part number
146A323123
Condition
Damaged
Location
Fuselage
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

COMPLY WITH AVO 9046 FOR DAMAGE AT LOWER VHF ANTENNA. STEPS 1,2,3 AND STEP 6 PREVIOUSLY ACCOMPLISHED, REF L/P 6594015 AND L/P 6598025. HOLES, REMOVED MOUNT FITTING FASTENER HOLES, REMOVED FASTENER INCHES. NO DEFECTS FOUND. THIS COVERS AVO 9046 STEPS 5, 8, 12 AND 13. REF NDTM 51-00-00 PROCEDURES 16 AND 23. ACCOMPLISHED HFEC INSPECTION OF ADJACENT SUPPORT BEAM FASTENER HOLES IN FUSELAGE SKIN AND AREA AROUND SKIN DEFLECTION WITHIN 10 REMOVER 6 FASTENERS FWD OF ANTENNA MOUNT PER STEP 9 REF L/P 6594015. ACCOMPLISHED REWORK OF FUSELAGE SKIN IAW SRM51-70-01 PER AVO. PERFORMED DETAILED VISUAL INSPECTION PER STEPS 4,7,10,AND 11 OF AVO9046. NO FURTHER DAMAGE NOTED. NDT PART 6, 51-00-00, PROCEDURE 16 AND 23, NO CRACKS DETECTED. ACP. HFEC OF REWORKED AREA AND ALL OPEN FASTENER HOLES, PER 737 HFEC WORK NOTED ABOVE ARE STEPS 15 & 16 OF AVO 9046. CUTOUT DAMAGED AREA IN REF TO AVO9046 STEP B REV A. ACCOMPLISHED HFEC INSPECTION OF DAMAGE CUTOUT. NO DEFECTS NOTED . REF AVO9046 STEP B(2).PERFORMED .040" INSURANCE CUT REF AVO9046 STEP B3 REV A AND PROVIDED A MAP OUT OF SKIN CUTOUT TO ENGINEERING PER AVO9046 STEP B4 REV A VERIFIED MATERIAL TO BE USED AS .063 2024T3 PO#2700142 FOR DOUBLER AND TRIPLER. MATERIAL TO BE USED AS .100 2024T3 PO#6177859 FOR FILLER REF AVO9046 REV A P.O. NUMBER FOR .100 2024T3 SHOULD BE P.O. # 6177958 VERIFIED MATERIAL FOR REPAIR PARTS PER AVO9046 REV A. (PO''S 6177958 AND 2700142) FABERCATED REPAIR PARTS AND INSTALLED.