Service difficulty report · Floorbeam · Boeing 727200

Difficulty date
April 1, 2003
Submitted
April 2, 2003
Operation
Air carrier
Aircraft
N266FE
Make and model
Boeing 727200
Aircraft serial
21672
Aircraft time
44,828 hours, 26,236 cycles
Part
Floorbeam
Condition
Corroded
Location
Fuselage
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

CORROSION ON FLOORBEAM BS 1070 RBL 1 RBL 44, WL 201 AT FASTENER HOLES. REMOVED CORROSION ON LOWER FLOORBEAM BS 1070 RBL 1-44 AT FASTENER HOLES. ORIGINAL THICKNESS .130 REMOVED .010 MAX MATERIAL IN A 1 X 1 AREA RBL 1-RBL 26 & RBL 31-44 IN LIMITS PER SRM 53-10-1. REMOVED CORROSION ON BS 1070 FLOORBEAM RBL 27-30. ORIGINAL THICKNESS .130 REMOVED .053 MAX IN A 1.25 X 2.25 AREA OUT OF LIMITS PER SRM5 3-10-1. REMOVED DAMAGE RBL 27-31. FABRICATED AND DRILLED UP REPAIR PARTS. INSTALLED REPAIR PARTS AND FASTENERS WET WITH SEALANT ALL WORK ACCOMPLISHED IAW 727 SRM 51-10-8, FIG 8 AND 51-10-2.

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