SDR AWXA0000049

Service difficulty report · Floorbeam · Boeing 73733A

Difficulty date: February 1, 2000
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N172AW
Make and model: Boeing 73733A
Aircraft serial: 23631
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 6545812213
Condition: Corroded
Location: Bs 328
Stage of operation: IN
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

C-CHECK CORROSION LEVEL 1, FLOORBEAM AT STA 328 RBL 25 IS CORRODED BEYOND LIMITS. CUT OUT DAMAGED AREA IAW 737SRM 53-30-51, FABRICATED REPAIR PARTS FROM (7075T6 .071 R672214 QQA 250/135, 7075T6 .100 QQA 250/13 R684229 AND 7075T .080 QQA 250/13E R692255). INSTALLED REPAIR PARTS IAW 737 SRM 51-40-02 TREATED AND PRIMED PARTS IAW SRM 51-20-01.

More about the Boeing 737-33A