SDR UPS204587

Service difficulty report · Floorbeam · Boeing 727108C

Difficulty date: September 29, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N936UP
Make and model: Boeing 727108C
Aircraft serial: 19503
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 7075T6
Condition: Corrosion
Location: Bs 400
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

WHILE IN FOR SI CHECK, MAINTENANCE FOUND CORROSION (C53-224-01.05-01), ON FLOORBEAM STA 400 RBL 25 TO RBL 60 WL 208, LOWER SIDE OF UPPER CHORD. REMOVED CORROSION, FOUND OUT OF LIMIT, REMOVED DAMAGE AREA, FABRICATED T-CHORD. FINAL INSTALLATION PER SRM 53-10-8, 53-30-2, 51-10-6 AND 53-10-1.