Service difficulty report · Window Frame · Boeing 737990

Difficulty date
April 15, 2025
Submitted
April 28, 2025
Operation
Air carrier
Aircraft
N309AS
Make and model
Boeing 737990
Aircraft serial
30857
Aircraft time
77,885 hours, 31,922 cycles
Part
Window Frame
Part number
141A88112
Condition
Cracked
Location
R1
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

REF L/P 61080680. WHILE PERFORMING WINDOW FRAME INSP (SILL) PER AMM 56-11-11-400-801. FOUND CRACK ON THE RH UPPER WINDOW FRAME (SILL). GROUNDED - YES. PERMANENT REPAIR ACCOMPLISHED ON TC SB737-53-1336-NG-1R REV 01, THIS CLEARS DEFECT 61080683 SEAMC TOMMY NOTIFIED SRXR430X.