Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
September 30, 2022
Submitted
November 2, 2022
Operation
Air carrier
Aircraft
N210WN
Make and model
Boeing 7377H4
Aircraft serial
34162
Aircraft time
59,036 hours, 35,216 cycles
Part
Seat Track
Part number
144A53503
Condition
Corroded
Location
Zn 200 Fus Top
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 MAIN CABIN SEAT TRACK EDGES & CROWN R/H O/B TRACK @ RBL 45.5 STA 706+5' MKD DOT / [01] REMOVED SURF. LIGHT CORROSION AT SEAT TRACK EDGES & CROWN R/H O/B TRACK STA. 706+5' RBL. 45.5' REF. SRM; 51-10-02;[02] VERIFIED STEP 1;[03] EVALUATED LIMITE AT MAIN CABIN SEAT TRACK EDGES CROWN SECTION R/H O/B TRACK RBL 45.5 STA 706+5 MAXIMUM CLEANUP 0.02 INCH FOR FIGURE 103 VIEW A-A MATERIAL REMOVE 0 006 INCH FOUND TO BE WITH IN LIMITE AS PER REF SRM 53-00-52-1A-1 USED TOOL # 954487 CAL DUE 1/10/2023;[04] VERIFIED STEP 3 FOUND TO BE WITHIN LIMITS<BR>OK TO TREAT AND PRIME AREA;[05] TREATED AND APPLIED ALUMINIZED EPOXY PRIMER 463-6-4 ON AREAS AT MAIN CABIN SEAT TRACK IN REF SRM 53-00-52-1A-1;[06] VERIFIED STEP 4 - TREATED AND APPLIED ALUMINIZED EPOXY PRIMER 463-6-4

More about the Boeing 737-7H4