Service difficulty report · Skin · Boeing 737924ER

Difficulty date
August 10, 2023
Submitted
August 11, 2023
Operation
Air carrier
Aircraft
N68891
Make and model
Boeing 737924ER
Aircraft serial
42196
Aircraft time
25,200 hours, 9,130 cycles
Part
Skin
Part number
143A323233
Condition
Dented
Location
Lower Fuselage
Stage of operation
IN
How discovered
O
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

DENT REPORTED BY RAMP ON LOWER FUSELAGE RIGHT SIDE , JUST FWD OF WING BODY FAIRING. DAMAGE WAS BLENDED, NEEDS HFEC AND REMEASUREMENT OF DEPTH. PERFORMED NDT ON FUSELAGE SKIN REF. NDT PART 4 51-00-00 PROC. 2 C/W AVO STEP 1H.MFEC PER NDT PART 6 53-30-09. NO CRACKS NOTED.OK FOUND REMAINING THICKNESS AFTER BLENDOUT TO BE 0.028". C/W HFEC TO CONTINUE. PER PART 6 OF NDT MANUAL 51-00-00 PROC.23. NO CRACK INDICATION FOUND AT THIS TIME. "ACCOMPLISH PERMANENT REPAIR PER PART 3 WITHIN 100 FLIGHT CYCLES NOT TO EXCEED 9,132 TOTAL FLIGHT CYCLES. LWR SKIN DENT AND GOUGE STA 500G-500H STR25R-STR26R ACCOPLISHED INTERIM REPAIR REF ECRA 5300-02995 PART 1. CREATE A DIP TO TOMC APPROVED ACCOMPLISH PERMANENT REPAIR PER PART 3 WITHIN 100 TOMC-APPROVAL FROM SC1ELBYC COMMENT FLIGHT CYCLES NOT TO EXCEED 9,132 TOTAL FLIGHT CYCLES IN REF WITH ECRA 5300-02995 PARTILY REMOVED 2 AFT RIGHT FWD CARGO SIDEWALL PANELS AND MARKED ALL STEPS WITH AVO 10973 ARE COMPLIED WITH. QC RECORDS UPDATE...UK APROX DENT LOC REQUIRED FOR 4.D1,2,3. REF SRM 53-00-01-2R-3 REPAIR 3. 3788440 C/W SRM 53-00-01-2R-3 REPAIR 3 STEP D SUB-STEPS (1) HFEC INSP. VERIFIED INSURANCE CUT ALONG TRIMMED EDGES WITH NO DEFECTS AT VERIFIED SRM 53-00-01-2R-3 PARA 4 STEPS F-M ARE COMPLETE, OK TO REF. NDT PT 6 51-00-00 PROC 23, (2) HFEC INSP. REF. NDT PT 6 THIS TIME. REF: SRM 53-00-01-2R-3 REPAIR 3 STEP 4E. INSTALL REPAIR PARTS. 53-30-00 PROC. 4, AND (3) HFEC INSP. REF. NDT PT 6 51-00-00 PROC. 16. NO DAMAGE NOTED. REF. SRM 53-