Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
May 9, 2024
Submitted
June 6, 2024
Operation
Air carrier
Aircraft
N8690A
Make and model
Boeing 7378H4
Aircraft serial
36916
Aircraft time
26,677 hours, 12,980 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Damaged
Location
Bs 887 Rbl 4
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

ELONGATED HOLE IN FWD FLANGE OF BS 887 FLOOR BEAM; RBL 4; WL 208. DAMAGE WAS FOUND TO A FLOOR PANEL ATTACH HOLE IN THE FWD FLANGE OF THE BS 887 FLOOR BEAM (146A5518-7#C) AT RBL 4. THE DAMAGE WAS REMOVED BY OVERSIZING THE HOLE. THERE ARE NO ALLOWABLE DAMAGE LIMITS FOR THIS DAMAGE PER 737-800 SRM 53-60-51. REPAIRED AS PER EA 24-153-01286.

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