Service difficulty report · Seat Track · Boeing 7377CT

Difficulty date
May 28, 2021
Submitted
June 30, 2021
Operation
Air carrier
Aircraft
N7825A
Make and model
Boeing 7377CT
Aircraft serial
32750
Aircraft time
61,091 hours, 30,995 cycles
Part
Seat Track
Condition
Corroded
Location
Bs 807
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**PASSENGER CABIN R/H O/B SEAT TRACK AT STA # 807; SPOT OF CORROSION. DOT # 208-45. DOT # 208-45 ; / [01] BLENDED OUT CORROSION AT PASSENGER CABIN R/H O/B SEAT TRACK STA 807 IRW B737-700 SRM 53-00-52-1A-1 ALLOWABLE DAMAGE 1; [02] VERIFIED CORROSION REMOVAL; [03] VERIFY DAMAGE. ORIG. MAT: .230 MAT. LOST:.017' MAT. REMAINING .213' TOOL USED DEPTH GAUGE B/C :171157 CAL DUE : 12-3-2021 FOUND WITHIN LIMITS AS PER SRM 53-00-52-1A-1 FIG 103 DETAIL D; [04] VERIFIED MEASUREMENTS; [05] OK TO TREAT AND PRIME; [06] TREATED AND PRIMED AREA AT PASSENGER CABIN R/H O/B SEAT TRACK STA 807 PER REF B737-700 SRM 51-20-01-0G-0; [07] REMOVE CORROSION AT RH O/B SEAT TRACK STA 807. FOUND CORROSION WITHIN LIMITS AS PER B737 SRM 53-00-52-1A-1 FIG 103 DETAIL D. AREA TREATED AND PRIMED AS PER B 737 SRM 51-10-02-0G-0.

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