Service difficulty report · Crease Beam · Boeing 7378H4

Difficulty date
January 14, 2020
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N8310C
Make and model
Boeing 7378H4
Aircraft serial
38807
Aircraft time
27,014 hours, 11,809 cycles
Part
Crease Beam
Condition
Corroded
Location
Bs 960-897
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

RIGHT AFT SERVICE DOOR (R2) SILL CREASE BEAM; STA 960 - 987; RBL 54; WL 208; IS CORRODED. / BLENDED CORROSION AT R2 DOOR CREASE BEAM STA 960-987 RBL 54 WL 208; ORIGINAL THICKNESS .040'; REMAINING .063'; LOSS OF .017' FOUND OUT OF LIMITS IAW SRM 53-70-1A-1. REMOVED AND REPLACED CREASE BEAM IAW SRM 51-40-2-0G-0 AND DWG 147A8501 REV. A RESTORED CIC TO AREA IAW AMM 51-21-91-620-802 PN:1478540U8 ' 'ATAG:WN3366

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