SDR AWXA200401155

Service difficulty report · Floorbeam · Boeing 73733A

Difficulty date: October 2, 2004
Submitted: October 25, 2004
Operation: Air carrier
Aircraft: N166AW
Make and model: Boeing 73733A
Aircraft serial: 23627
Aircraft time: 57,765 hours, 40,586 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 654581292
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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

DURING C-18 CHECK, INTERGRANULAR CORROSION WAS FOUND ON BEAM AT BS 328, BETWEEN RBL 11 AND RBL 21, WL 208. MAINTENANCE CUTOUT DAMAGED SECTION OF TEE CAP BEAM AT BS 328, FROM RBL 11 TO RBL 21; FABRICATED 2 EACH REPAIR ANGLES AND A NEW REPLACEMENT SECTION OF CHORD; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-51, FIG 205.

More about the Boeing 737-33A