Service difficulty report · Floor Support · Doug DC951

Difficulty date
March 7, 2011
Submitted
March 8, 2011
Operation
Air carrier
Aircraft
N786NC
Make and model
Doug DC951
Aircraft serial
48148
Aircraft time
68,643 hours, 62,328 cycles
Part
Floor Support
Condition
Corroded
Location
Bs 237-275
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

CENTER LINE FLOOR PANEL BEAM, FROM STA 237 TO 275, HAS CORROSION REMOVED FLOOR SUPPORT UPPER FLANGE STA 218 TO 303, BL0 FOUND OUT OF LIMITS IAW SRM 53-01, FIG 1, PAG 3. FABBED NEW FLOOR SUPPORT LOCATED AND DRILLED IAW SRM 53-13-1, FIG 11, 51-10-4 AND SRM 51-30-2, PAR 2 AND SRM 51-30-05, PAGE 1 AND INST INTERCOSTAL FROM STA 275 TO 294 BL0. REMOVED AND INST NEW FLOOR SUPPORT STA 218 TO 303 BL 0 IAW SRM 51-30-5, PAR 7, PAGE 12.

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