SDR DALA2015111507006

Service difficulty report · Seat Track · Boeing 7572Q8

Difficulty date: October 29, 2015
Submitted: November 17, 2015
Operation: Air carrier
Aircraft: N434BC
Make and model: Boeing 7572Q8
Aircraft serial: 33961
Aircraft time: 29,224 hours, 17,053 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Bs 365-400
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

SEAT TRACK BS 365-400 RBL 25, CORROSION IN SEVERAL SPOTS. FOUND CORROSION DAMAGE ON SEAT TRACK SUPPORT BS 365-400, RBL 25 TO BE OUT OF ALLOWABLE LIMITS. R & R SEAT TRACK SUPPORT. ORIGINAL MATERIAL THICKNESS IS .070 MAX MATERIAL LOSS IS 2" X 1" X .022". MAXIMUM ALLOWABLE MATERIAL LOSS IS 10 PERCENT. REF SRM 51-10-02 PAR 14 & 15 SRM 53-00-52 ALLOWABLE DAMAGE I, SRM 51-40-02, PG 6, 7, 30-31 SRM 51-40-05, PG 2 AND DWG 141N5130.

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