Service difficulty report · Seal · Boeing 7378H4

Difficulty date
January 11, 2024
Submitted
February 21, 2024
Operation
Air carrier
Aircraft
N8564Z
Make and model
Boeing 7378H4
Aircraft serial
42545
Aircraft time
19,478 hours, 9,895 cycles
Part
Seal
Part number
UNKNOWN
Condition
Cracked
Location
Horizontal Stab
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

RIGHT HORIZONTAL UPPER FWD SLIDING SEAL CRACKED<[01] CW;[02] VERIFIED STEPS;[03] REMOVED & REPLACED UPR FWD SLIDE SEAL ASSY PN: 181A8025-2 PO# 1080025.1 IAW B737-800 AMM 53-31-31-400-802 & SRM 51-40-02 & AIPC 53-31-31-03. TOOL# T8362EE CAL DUE: 27/NOV/24;[04] REMOVED & REPLACED UPR FWD SLIDE SEAL ASSY PN: 181A8025-2 PO# 1080025.1 IAW B737-800 AMM 53-31-31-400-802 & SRM 51-40-02 & AIPC 53-31-31-03. TOOL# T8362EE CAL DUE: 27/NOV/24;[05] VERIFIED REMOVED & REPLACED UPR FWD SLIDE SEAL ASSY PN: 181A8025-2 PO# 1080025.1 IAW B737-800 AMM 53-31-31-400-802 & SRM 51-40-02 & AIPC 53-31-31-03. TOOL# T8362EE CAL DUE: 27/NOV/24

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