Service difficulty report · Spar Web · Boeing 7377H4

Difficulty date
April 28, 2022
Submitted
June 3, 2022
Operation
Air carrier
Aircraft
N464WN
Make and model
Boeing 7377H4
Aircraft serial
32468
Aircraft time
60,746 hours, 36,004 cycles
Part
Spar Web
Condition
Cracked
Location
R/H Horiz. 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

CRACK INDICATIONS FOUND ON RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 9.5 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 1.400 INCH 2022-223366 /[04] REPAIRED RH HORIZONTAL STABILIZER LOWER INSPAR SKIN BTW SSTA 92.70 & SSTA 203.10 IAW EA# 22-155-01459-WIP1; EA# 22-155-01459-WIP2; EA# 22-155-01459-WIP3 AND EA# 22-155-01459;[05] REPAIRED RH HORIZONTAL STABILIZER LOWER INSPAR SKIN BTW SSTA 92.70 & SSTA 203.10 IAW EA# 22-155-01459-WIP1; EA# 22-155-01459-WIP2; EA# 22-155-01459-WIP3 AND EA# 22-155-01459<BR>CERTIFIED AS RII

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