Service difficulty report · Strap · Boeing 7378H4

Difficulty date
July 20, 2026
Submitted
September 3, 2026
Operation
Air carrier
Aircraft
N8648A
Make and model
Boeing 7378H4
Aircraft serial
42531
Aircraft time
40,440 hours, 19,720 cycles
Part
Strap
Condition
Corroded
Location
Zone 100
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 STRAP FLOOR AREA LOC STA 500I LBL 18.24 WL 208.1 AT FWD CARGO COMPARTMENT 2026-446495 REPLACED STRAP FLOOR AREA LOC STA 500I LBL 18.24 WL 208.1 AT FWD CARGO COMPARTMENT IAW B737-800 SRM 51-10-02-0G-0 STEP 9 AND FROM INSTALLATION SEE [TTG8Q01D21SN]. CORRECTED STEP 1. REPLACED STRAP FLOOR AREA LOC STA 500I LBL 18.24 WL 208.1 AT FWD CARGO COMPARTMENT IAW B737-800 SRM 51-10-02-0G-0 STEP 9 AND INSTALLATION SEE [TTG8Q01D21SN]. CORRECTED STEP 2. REPLACED STRAP FLOOR AREA LOC STA 500I LBL 18.24 WL 208.1 AT FWD CARGO COMPARTMENT DUE TO NOT FOUND ALLOWABLE DAMAGE IAW B737-800 SRM WILL BE REPLACED IAW B737-800 SRM 51-10-02-0G-0 STEP 9 AND INSTALLATION SEE [TTG8Q01D21SN]. MEASURE OF CORROSION ARE: L= 1.00 INCH W= 0.238 INCH. TOOL USED: DIGITAL CALIPER P/N: 500-197-30 S/N: B20189527 DUE DATE: 20-APR-27. TASK COMPLETED

More about the Boeing 737-8H4