Service difficulty report · Sill · Boeing 757222

Difficulty date
April 29, 2014
Submitted
April 30, 2014
Operation
Air carrier
Aircraft
N537UA
Make and model
Boeing 757222
Aircraft serial
25157
Aircraft time
73,996 hours, 27,021 cycles
Engine
Pwa PW2040
Part
Sill
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
V
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 AFT CARGO COMPARTMENT DOOR CUT OUT LOWER SILL AT BS 1400 FRONT SIDE. CORROSION AFT CARGO BAY DOOR CUT OUT LOWER SILL BS 1400 STRINGER 27R FOUND TO BE OUT OF LIMITS MATERIAL LOSS .013 INCHES, ORIGINAL THICKNESS .071 INCHES, REMAINING .058 INCHES IAW SRM 53-60-15 FIG 101 DETAIL VIII. REPAIRED LOWER SILL WEB IAW ECRA 5300-01908.