Service difficulty report · Stiffener · Boeing 737824

Difficulty date
December 28, 2019
Submitted
January 6, 2020
Operation
Air carrier
Aircraft
N18243
Make and model
Boeing 737824
Aircraft serial
28806
Aircraft time
64,601 hours, 23,005 cycles
Part
Stiffener
Part number
182A5401
Condition
Cracked
Location
Rt Horiz Stab
Stage of operation
IN
How discovered
V
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

RH HORZ STAB STA 147.9 VERT STIFFENER NO.2 HAS VISIBLE CRACK. REF BY PEMCO NRS 2645N839. REPAIRED VERT STIFFENER #2 AT HORZ STAB STA 147.9 IAW B737-800 SRM 55-10-09 REP 5 & SRM 55-10-01 REP 11, CATEGORY B REPAIR, REQ INSP THRESHOLD IS 56000FC''S AND EXTERNAL LOW FREQ EDDY CURRENT INSP AT 9000FC''S APPROVED TO PERFORM LFEC INSPECTION IN REFERENCE WITH SRM 55-10-01 REPAIR 11 P223 AT AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND REPEAT INSPECTIONS OF A DVI AND LFEC AT 9,000 FLIGHT CYCLE INTERVALS TOMC-APPROVAL FROM SC1ELBYC COMMENT Q/C REVIEWED. Q/C REVIEWED. RECORDS UPDATE INIT: 56,000 TAFC (INIT WILL ITO TO RIR -2590) RIR: 9,000 FC....BK/245861