Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
May 10, 2021
Submitted
June 17, 2021
Operation
Air carrier
Aircraft
N732SW
Make and model
Boeing 7377H4
Aircraft serial
27864
Aircraft time
74,727 hours, 43,976 cycles
Part
Seat Track
Condition
Damaged
Location
Bs 520 Lbl 45
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

MECHANICAL DAMAGE ON TOP OF SEAT TRACK CROWN BS 520 LBL 45 WL 208. ; / APPLIED CIC ON SEAT TRACK REPAIR AREA AND ALL REPAIR PARTS STA 500C+10-520; LBL 45; WL 208 PER SRM 53-00-52-2R4; AMM 51-21-91-620-802.;APPLIED BMS 8-283 TAPE TO THE TOP OF THE UPPER HORIZONTAL FLANGE OF THE ALUMINUM SEAT TRACK; STA 500C+10-520;LBL 45; WL 208 PER AMM 53-21-00-400-801; SRM 53-00-52-2R-4.;BLENDED MECHANICAL DAMAGE ON TOP OF SEAT TRACK CROWN STA 520; LBL 45; WL 208. MAX MATERIAL REMOVED WAS .026' .5' BY 2'. OUT OF LIMITS PER SRM 53-00-52-1A-1; SRM 51-10-02-0G-0. MEASURED DEPTH WITH DIAL DEPTH GAUGE ID# ATS1225; S/N UNKNOWN; EXPIRES 04/2022;CIC APPLIED IS FULLY CURED ON SEAT TRACK REPAIR STA 500C+10-520; LBL 45; WL 208 PER AMM 51-21-91-620-803.;HFEC ON TRIMMED EDGES OF SEAT TRACK REPAIR STA 500C+10-520; LBL 45; WL 208 IS NOR REQUIRED PER SRM 53-00-52-2R-4.;HFEC ON TRIMMED EDGES OF SEAT TRACK REPAIR STA 500C+10-520; LBL 45; WL 208 IS NOT REQUIRED PER SRM 53-00-52-2R-4.;HFEC ON TRIMMED EGDWS OF SEAT TRACK REPAIR STA 500C+10-520; LBL 45; WL 208 IS NOR REQUIRED PER SRM 53-00-52-2R-4.;HFEC INSP BLENDS IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23; NO CRACKS NOTED. EQUIP ID#: IS000450 S/N: N500D000M120071;HFEC INSPECTED HOLES COMMON TO SEAT TRACK SPLICE REPAIR PER NDTM PART 6; 51-00-00 PROCEDURE 16; NO CRACKS NOTED INSTALLED NEW REPAIR SEAT TRACK AND REPAIR CHANNEL FOR SEAT TRACK REPAIR BS 500C+10 - BS 520; LBL 45; WL 208 PER SRM 53-00-52-2R-4

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