Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
June 25, 2021
Submitted
August 4, 2021
Operation
Air carrier
Aircraft
N940WN
Make and model
Boeing 7377H4
Aircraft serial
36900
Aircraft time
39,596 hours, 24,067 cycles
Part
Seat Track
Condition
Corroded
Location
Bs 465
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 ON SEAT TRACK CROWN IN WELL STA 465; LBL 45; WL 208 ; / [01] REMOVED CORROSION ON SEAT TRACK CROWN IN WELL STA 465; LBL 45; WL 208. MAX MATERIAL REMOVED IN WELL WAS; .006' 1' BY 1'. IN LIMITS PER SRM 53-00-52-1A-1; SRM 51-10-02-0G-0. MEASURED DEPTH WITH DIAL DEPTH GAUGE ID# ATS400; S/N UNKNOWN; EXPIRES 04/2022; [02] VERIFIED DAMAGE REMOVAL IN LIMITS PER SRM 53-00-52-1A-1; [03] TREATED AND PRIMED ON SEAT TRACK ON TOP AND WELL BS 465 LBL 45;WL 208 PER SRM 53-00-52-1A-1 STEP 2.B; [04] TREATED AND PRIMED ON SEAT TRACK ON TOP AND WELL BS 465 LBL 45;WL 208 PER SRM 53-00-52-1A-1 STEP 2.B; SRM 51-20-01-0G-0; SOPM 20-43-03; SOPM 20-41-04.; [05] VERIFIED TREATED AND PRIMED SEAT TRACK ON TOP AND WELL BS 465 LBL 45;WL 208 PER SRM 53-00-52-1A-1 STEP 2.B; SRM 51-20-01-0G-0; SOPM 20-43-03; SOPM 20-41-04.; [06] VERIFIED TREATED AND PRIMED SEAT TRACK ON TOP AND WELL BS 465 LBL 45;WL 208 PER SRM 53-00-52-1A-1 STEP 2.B; SRM 51-20-01-0G-0; SOPM 20-43-03; SOPM 20-41-04

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