Service difficulty report · Crease Beam · Boeing 7378H4

Difficulty date
April 12, 2021
Submitted
May 5, 2021
Operation
Air carrier
Aircraft
N8614M
Make and model
Boeing 7378H4
Aircraft serial
36908
Aircraft time
28,118 hours, 12,391 cycles
Part
Crease Beam
Condition
Corroded
Location
Bs 967-986
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

PASSENGER CABIN FLOOR STRUCTURE;R2 CREASE BEAM AND SCUFF PLATE ATTACH ANGLE CORRODED AROUND FASTNER HOLES STA 967-986 RBL 55 WL 208 / REMOVED CORROSION FROM PASSENGER CABIN FLOOR STRUCTURE R2 CREASE BEAM AND SCUFF PLATE ATTACH ANGLE FASTENER HOLES STA 967-986 RBL 55 WL208 IAW SRM 51-10-02-0G-0 ORIGINAL THICKNESS .080' REMAINING THICKNESS .051' MATERIAL LOSS .029' OUT OF LIMITS IAW SRM 53-70-15-1A-1 REMOVED OUT OF LIMITS CREASE BEAM AND REPLACED WITH NEW CREASE BEAM P/N 147A8540-8 IAW SRM 51-40-02-0G-0 AND BOEING DWG 147A8501 REV - P/N 147A8540-8 A TAG WN3366 AAR TOOL 36649 DATE 08-04-21

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