Service difficulty report · Rib · Boeing 737824

Difficulty date
May 6, 2020
Submitted
May 9, 2020
Operation
Air carrier
Aircraft
N78285
Make and model
Boeing 737824
Aircraft serial
33452
Aircraft time
53,129 hours, 18,658 cycles
Part
Rib
Part number
182A5301
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

EA 5510-01843 R/H HORRZANTAL STA RIB STA 92.70 HAS CRACK AT NO.2 VERTICAL STIFFENER TRANSATION RADIUS AND CRACKED VERTICAL WEB. REF BY PEMCO NR 2759N577. REPAIRED RH HORIZ STAB STIFFENER #2 IAW SRM 55-10-09RPR4 FIG202 AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01 RPR11 FIG204. INSP REQUIREMENTS PER TABLE 204 WITH INSP THRESHOLD @56000 TOTAL DIP 55-DIP PLEASE INCLUDE THE FOLLOWING INFORMATION - REFERENCE IS "TABLE 204" AND INCLUDE THE REPEAT INSPECTIONS REQUIRED FOR THE LIMITATIONS IN THE CORRECTIVE ACTION. REPAIRED RH HORIZ STAB STIFFENER #2 IAW SRM 55-10-09RPR4 FIG202 AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01 RPR11 FIG204. INSP REQUIREMENTS PER TABLE 204 WITH INSP THRESHOLD @56000 TOTAL CYCLES WITH REPEAT INSPECTION OF EXT DVI AT 9000FC AND LFEC AT 90000 CYCLES PER 737 NDT PART 6 51-00-26