SDR DHL9770155C

Service difficulty report · Floorbeam · Boeing 72730C

Difficulty date: April 25, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N701DH
Make and model: Boeing 72730C
Aircraft serial: 19011
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: BAC1505101167
Condition: Corroded
Location: Bs 480
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

AT C-CHECK, UPPER FLANGE OF FLOORBEAM HAS 2 CRACKS ON FWD SIDE, UNDER SIDE AT FS 480 LBL 15 AND LBL 31. CUT OUT DAMAGED AREA, INSTALLED REPAIR PER SRM 53-10-8 FROM LBL 14 TO LBL 35. T-ANGLE 21 LONG, SUPPORT ANGLE 31 BY 2.5 BY 1, RADIUS FILLER 31 BY 2.5 BY 1, UPPER STRAP 28.5 BY 2.5.

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