Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 30, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N427WN
Make and model
Boeing 7377H4
Aircraft serial
29831
Aircraft time
66,803 hours, 39,311 cycles
Part
Frame
Condition
Cracked
Location
Cockpit Str 8rh
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 FRAME STA 259.5 AT LEVEL S-8R AT COCKPIT 2022-165269 / [01] TOOL USED EDDY CURRENT EQUIPMENT PN NORTEC 600 D SN 60007161486 DUE DATE 06-DEC-22.;[02] TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC 500D; SN:N500X12101V022236; DUE DATE: 02-JUN-22;[03] TOOL USED: ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130060401; DUE DATE: 22-APR-22;[04] REPAIRED FUSELAGE - FRAME - WEB AT BSTA 259.5 - BTW WL 240 & WL 280 AND BTW RBL 20 AND RBL 50 IAW EA 22-153-01011-WIP1 TTG8Q00BN11G; EA 22-153-01011-WIP2 TTG8Q00BSD8V AND EA 22-153-01011 TTG8Q00BZYRL.;[05] REPAIRED FUSELAGE - FRAME - WEB AT BSTA 259.5 - BTW WL 240 & WL 280 AND BTW RBL 20 AND RBL 50 AND BTW STR 11R TO 6R IAW EA 22-153-01011-WIP1 TTG8Q00BN11G; EA 22-153-01011-WIP2 TTG8Q00BSD8V AND EA 22-153-01011 TTG8Q00BZYRL.;[06] REPAIRED FUSELAGE - FRAME - WEB AT BSTA 259.5 - BTW WL 240 & WL 280 AND BTW RBL 20 AND RBL 50 AND BTW STR 11R TO 6R IAW EA 22-153-01011-WIP1 TTG8Q00BN11G; EA 22-153-01011-WIP2 TTG8Q00BSD8V AND EA 22-153-01011 TTG8Q00BZYRL. SEE INDIVIDUAL SIGNOFFS BELOW.;[07] REPAIRED FUSELAGE - FRAME - WEB AT BSTA 259.5 - BTW WL 240 & WL 280 AND BTW RBL 20 AND RBL 50 AND BTW STR 11R TO 6R IAW EA 22-153-01011-WIP1 TTG8Q00BN11G; EA 22-153-01011-WIP2 TTG8Q00BSD8V AND EA 22-153-01011 TTG8Q00BZYRL. SEE INDIVIDUAL SIGN OFFS BELOW. RII CERTIFIED

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