Service difficulty report · Skin · Boeing 737724

Difficulty date
July 12, 2012
Submitted
July 12, 2012
Operation
Air carrier
Aircraft
N23707
Make and model
Boeing 737724
Aircraft serial
28768
Aircraft time
46,626 hours, 15,718 cycles
Part
Skin
Part number
182A40011
Condition
Cracked
Location
Horizontal Stab
Stage of operation
IN
How discovered
O
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

LT STABILIZER LOWER INNER SPAR SKIN CRACKED AT STA 147.90 8.5" AFT OF FWD SPAR. REPAIR MADE AT STA 147.90 IAW SRM 55-10-01, REPAIR 11 INITIAL ALSO NOTE THAT AFTER INITIAL INSP AT 56,000 FLT CYC, REPEAT INSPECTION TO BE ACCOMPLISHED AT 56,000 FLT CYC AFTER REPAIR INSP AT EVERY 9,000 FLT CYC ARE REQUIRED IAW TABLE 204. REINSPECT CATAGORY "B" REPAIR STA 147.90, 8.5 AFT FWD SPAR WITHIN 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION DV & LFEC & WITHIN EVERY 9,000 FLIGHT CYCLES THEREAFTER (NDT PART 6) IAW SRM 55-10-01, REPAIR 11, TABLE 204, PG 216, DIP CTL 16511.