Service difficulty report · Scuff Plate · Boeing 7378H4

Difficulty date
April 15, 2024
Submitted
May 9, 2024
Operation
Air carrier
Aircraft
N8688J
Make and model
Boeing 7378H4
Aircraft serial
36939
Aircraft time
26,854 hours, 13,225 cycles
Part
Scuff Plate
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

(DISCREPANCY RACK) FWD CARGO COMPARTMENT L/H SCUFF PLATE ASSY CRACKED (DOT X805)<[01] WELDED 1 EACH CRACK ON FWD SCUFF PLATE USING 4043 ALUMINUM FILLER ROD AMS # 4190 HAECO PO#993334.1 IAW B737-800 SRM53-30-15-2R-1 REPAIR 1. SANDED WELDED AREA AND EDGES OF SCUFF PLATE AT REPAIR AREA AS NECESSARY MAINTAINING A SURFACE ROUGHNESS OF 125 RA OR SMOOTHER. COMPARED SURFACES USING HAECO SURFACE COMPARATOR TOOL NO. T8260A CAL DUE 02OCT24 PER B737-800 SRM 53-30-15-2R-1 REPAIR 1.<BR>ALODINED AND PRIMED FWD CARGO COMPARTMENT L/H SCUFF PLATE ASSY IAW B737-800 SRM 51-20-01-0G-0.;[02] VERIFIED WELD OF 1 EACH CRACK ON FWD. SCUFF PLATE USING 4043 ALUMINUM FILLER ROD AMS # 4190 HAECO PO#993334.1 IAW B737-800 SRM53-30-15-2R-1 REPAIR 1. SANDED WELDED AREA AND EDGES OF SCUFF PLATE AT REPAIR AREA AS NECESSARY MAINTAINING A SURFACE ROUGHNESS OF 125 RA OR SMOOTHER. COMPARED SURFACES USING HAECO SURFACE COMPARATOR TOOL NO. T8260A CAL DUE 02OCT24 PER B737-800 SRM 53-30-15-2R-1 REPAIR 1.<BR>ALODINED AND PRIMED FWD. CARGO COMPARTMENT L/H SCUFF PLATE ASSY IAW B737-800 SRM 51-20-01-0G-0.

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