Service difficulty report · Tee Fitting · Boeing 7377H4

Difficulty date
June 17, 2021
Submitted
July 13, 2021
Operation
Air carrier
Aircraft
N283WN
Make and model
Boeing 7377H4
Aircraft serial
36610
Aircraft time
46,594 hours, 27,939 cycles
Part
Tee Fitting
Condition
Corroded
Location
Bs 500a-500d
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

FWD CARGO T-ANGLE HAS SURFACE CORROSION FROM STA 500A TO STA 500D LBL 24 ; / [01] REMOVED DAMAGE OUTOF LIMITS PER SRM 51-10-02 AND SRM 53-00-53-1A-2; [02] FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2.; [03] REMOVED FWD CARGO L/H TRANSITION ANGLE FROM STA 396 TO STA 500D FOR REPLACEMENT.; [04] INFO: THE ENTIRE L/H FORWARD CARGO TRANSITION ANGLE FROM STA 396 TO STA 500D TO BE REPLACED ON THIS FAULT. THIS WILL INCORPORATE FAULTS TTG8Q005GPRD AND TTG8Q005GPRM. TRANSITION ANGLE ASSY MPN IS 143A7501-183; [05] FABRICATED FWD CARGO TRANSITION ANGLE AND MATCH DRILLED AT LBL 24 STA 396 TO 500D.; [06] INSPECTED- DOUGLAS BANKO (TECHNICIAN); 23-JUN-2021 05:25 UTC<BR>FABRICATED FWD CARGO TRANSITION ANGLE AND MATCH DRILLED AT LBL 24 STA 396 TO 500D.; [07] FABRICATED FWD CARGO TRANSITION ANGLE AND MATCH DRILLED AT LBL 24 STA 396 TO 500D. WORK DONE IN ACCORDANCE WITH SRM 53-00-53.; [08] INSPECTED- DOUGLAS BANKO (TECHNICIAN); 24-JUN-2021 03:41 UTC<BR>FABRICATED FWD CARGO TRANSITION ANGLE AND MATCH DRILLED AT LBL 24 STA 396 TO 500D. WORK DONE IN ACCORDANCE WITH SRM 53-00-53.;11] INSTALLED L/H TRANSITION ANGLE FROM STA. 396-500D PER SRM 51-40-02.; [12] INSTALLED L/H TRANSITION ANGLE FROM STA. 396-500D PER SRM 51-40-02.; [13] C/W

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