Service difficulty report · Floor Support · Boeing 737790

Difficulty date
January 8, 2017
Submitted
January 31, 2017
Operation
Air carrier
Aircraft
N619AS
Make and model
Boeing 737790
Aircraft serial
30164
Aircraft time
55,178 hours, 24,680 cycles
Part
Floor Support
Part number
147A750114
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

AFT CARGO COMPARTMENT FLOOR SUPPORT STRINGER HAS CORROSION NUMEROUS SPOTS BETWEEN BS 927 AND 947 RBL 14. GROUNDED - YES. REMOVED CORROSION FROM FLOOR SUPPORT [TRACK] STRINGER BETWEEN STA 927 TO STA 947 PER SRM 51-10-02. ORIG THICKNESS IS .070 PER SRM 53-70-53-0I-2 AND PER BAC DWG 1520-1397. TOTAL MAX LOSS IS .015, REMAINING THICKNESS IS .055. BLENDED AREA FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2 FIG 103. ACCOMPLISHED TRACK REPAIR PER SRM 53-00-53-2R-3.