Service difficulty report · Threshold · Boeing 737

Difficulty date
April 2, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N948WN
Make and model
Boeing 737
Aircraft serial
36662
Aircraft time
38,917 hours, 23,567 cycles
Part
Threshold
Part number
146A8123U25
Condition
Corroded
Location
Aft Cargo Bay
Stage of operation
IN
How discovered
9
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 BILGE AREA LOWER SILL THRESHOLD LOCATED BTW BS 787 TO BS 847 AT LEVE STR 25R AND RBL 25 AT AFT CARGO COMPARTMENT 2022-168761 / [01] REPLACED FASTENERS AND THRESHOLD LOCATED BTW BS 787 TO BS 847 AT LEVE STR 25R AND RBL 25 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; 51-10-02 Ï¿½TEM 9 AND DWG 146A8340 SHEET 28; REV:?;[02] CERTIFIED WORK PERFORMED RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW