Service difficulty report · Skin · Boeing 7378

Difficulty date
January 27, 2026
Submitted
February 9, 2026
Operation
Air carrier
Aircraft
N17362
Make and model
Boeing 7378
Aircraft serial
68808
Aircraft time
3,750 hours, 1,238 cycles
Part
Skin
Part number
146A323196
Condition
Damaged
Location
Zone 100
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

REFERENCE LP# 7676444, 7676363, 7676416, 7676387, 7676335, & 7672726 FOR INITIAL DAMAGE IDENTIFICATION, NEED TO PERFORM MAJOR REPAIR TO THE AREA ROUGHLY BETWEEN BS827-BS867 & ST26L-ST26R.AVO16525 STEP 1, NEED TO CONFIRM DVI REQUIREMENTS OF STEP 1 HAVE BEEN ACCOMPLISHED ON REFERENCED LOG PAGES 7676444, 7676363,7676416, 7676387, 7676335, & 7672726 VERIFIED DVI C/W PER AVO 16525 SEE L/P'S 7676444, 7676363, 7676416, 7676387, 7676335 & 7672726. OK TO CONTINUE. VERIFIED DVI C/W PER AVO 16525 SEE L/P'S 7676444, 7676363, 7676416, 7676387, 7676335 & 7672726. OK TO CONTINUE. AVO16525 STEP 2, REMOVED FASTENERS LOCATED WITHIN THE DAMAGE FOOTPRINT AND QTY (1) FASTENER OUTSIDE THE FOOTPRINT OF THE DAMAGE TO ALLOW FOR HFEC INSPECTION OF FASTENER HOLES. AVO16525 STEP 3, NEED TO PERFORM AN HFEC COUNTERSINK INSPECTION AT REMOVED FASTENER LOCATIONS OUTSIDE THE FOOTPRINT OF THE DAMAGE PER NDT MANUAL PART 6, 53-30-00, PROCEDURE 1, 3, OR 4. IF ANY CRACKS ARE DISCOVERED, CONTACT ENGINEERING. AVO16525 STEP 4, NEED TO PERFORM HOLE PROBE INSPECTION AT ALL REMOVED FASTENER LOCATIONS OUTSIDE THE FOOTPRINT OF THE DAMAGE PER 737 NDT MANUAL PART 6, 51-00-00, PROCEDURE 16, USING 0.03 NOTCH CALIBRATION. IF ANY CRACKS ARE DISCOVERED, CONTACT ENGINEERING. PREFORMED AVO16525 STEP 3, HFEC COUNTERSINK INSPECTION AT REMOVED FASTENER LOCATIONS OUTSIDE THE FOOTPRINT OF THE DAMAGE PER NDT MANUAL PART 6, 53-30-00, PROCEDURE 3. NO CRACKS FOUND. PREFORMED AVVERIFIED EC/RA#:5360-02104 STEP: 59-65 HAVE BEEN COMPLIED WITH.

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