Service difficulty report · Fastener · Boeing 7377H4

Difficulty date
August 14, 2023
Submitted
August 31, 2023
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
72,550 hours, 42,916 cycles
Part
Fastener
Part number
NOTREPORTED
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACK WEB - INTERCOSTAL LOCATED BETWEEN BS500D TO BS520 AT LEVEL STR28L FWD CARGO COMPARTMENT 2023-508493<[01] REPLACED WEB - INTERCOSTAL AND FASTENERS LOCATED BETWEEN BS500D TO BS520 AT LEVEL STR28L FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM 51-10-02 AND DWG 143A7902; REV: A; SHEET: 126. SEE INDIVIDUAL SIGNOFFS BELOW;[02] CORRECTED STEP 1.<BR>1. ELMER ORTIZ (TECHNICIAN); 26-AUG-2023 19:10 UTC <BR>REPLACED WEB - INTERCOSTAL AND FASTENERS LOCATED BETWEEN BS500D TO BS520 AT LEVEL STR28L FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A7902; REV: A; SHEET: 126. SEE INDIVIDUAL SIGNOFFS BELOW;[03] REPLACED WEB - INTERCOSTAL AND FASTENERS LOCATED BETWEEN BS500D TO BS520 AT LEVEL STR28L FWD CARGO COMPARTMENT IAW B737-700 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A7902; REV: A; SHEET: 126. SEE INDIVIDUAL SIGNOFFS BELOW<BR>CERTIFIED AS RII

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