Service difficulty report · Seat Track · Boeing 73776Q

Difficulty date
November 8, 2022
Submitted
November 29, 2022
Operation
Air carrier
Aircraft
N550WN
Make and model
Boeing 73776Q
Aircraft serial
30279
Aircraft time
64,956 hours, 40,344 cycles
Part
Seat Track
Condition
Corroded
Location
Bs 727d-727e
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

CORROSION SEAT TRACK LOCATED BETWEEN BS 727D AND BS 727E LBL 45 WL 208.1 BOTTOM SURFACE AT PASSENGER CABIN 2022-635970 / [01] TOOL USED: DIGITAL CALIPER P/N:500-197-30; S/N: 15319560; DUE DATE: 30-JUN-23.;[02] REMOVED CORROSION AND EVALUATED REWORKED AREA LOCATED BETWEEN BS 727D AND BS 727E LBL 45 WL 208.1 BOTTOM SURFACE IAW B737-700 SRM 53-00-52-1A-1 PARAGRAPH 4.A.(2) FIG 103; DETAIL A; AND FOUND WITH LIMITS<BR>SEE INDIVIDUAL SIGNS-OFF BELOW;[03] CORRECTED CORRECTIVE ACTION.<BR>REMOVED CORROSION AND EVALUATED REWORK AREA LOCATED BETWEEN BS 727D AND BS 727E LBL 45 WL 208.1 BOTTOM SURFACE IAW B737-700 SRM 53-00-52-1A-1 PARAGRAPH 4.A.(2) FIG 103; DETAIL A; AND FOUND WITHIN LIMITS. SEE INDIVIDUAL SIGNS-OFF BELOW.;[04] CORRECTED CORRECTIVE ACTION STEP 3<BR>REMOVED CORROSION AND EVALUATED REWORK AREA LOCATED BETWEEN BS 727D AND BS 727E LBL 45 WL 208.1 BOTTOM SURFACE IAW B737-700 SRM 53-00-52-1A-1 PARAGRAPH 4.A.(2) FIG 103; DETAIL A; AND FOUND WITHIN LIMITS. SEE INDIVIDUAL SIGNS-OFF BELOW.

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