Service difficulty report · Support Angle · Boeing 737724

Difficulty date
January 30, 2024
Submitted
January 31, 2024
Operation
Air carrier
Aircraft
N23721
Make and model
Boeing 737724
Aircraft serial
28940
Aircraft time
78,316 hours, 28,460 cycles
Part
Support Angle
Part number
141A811220
Condition
Corroded
Location
L1 Door Sill
Stage of operation
IN
How discovered
O
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

SUPPORT TASK: MAIN CABIN FWD WET AREA, L-1 DOOR SILL SUPPORT ANGLE STA 271 TO 344 LBL-60 IS CORRODED. TRANSCRIBED FROM HAECO G SO NRC# 9286912. REMOVED CORROSION FROM ANGLE AND FOUND TO BE OUT OF LIMITS PER B 141A8112-20. HAECO GSO MECH V934822 737-700 SRM 53-10-15-1A-1 FIG 108 DETAIL D PARA 4.B. ORIGINAL MA TERIAL THICKNESS .080", REMAINING THICKNESS .064", REMOVED .016" . REMOVED AND REPLACED ANGLE PER BAC DWG 141A8110 REV E PN#