Service difficulty report · Rib · Boeing 737790

Difficulty date
January 9, 2012
Submitted
February 16, 2012
Operation
Air carrier
Aircraft
N624AS
Make and model
Boeing 737790
Aircraft serial
30778
Aircraft time
38,476 hours, 17,043 cycles
Part
Rib
Part number
182A53011
Condition
Cracked
Location
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

LT HORIZONTAL STAB STA 92.7 INTERNAL RIB HAS 2EA MACHINED STIFFENERS CRACKED (2ND AND 3RD FROM FRONT AT LOWER LEGS). DISPLACED LT HORIZ STAB FWD WEB BETWEEN STA 66.50 AND 129.50 IAW B737 700 SRM 51 40 02. REMOVED INSPAR RIB AT STA 92.7 REMOVED DAMAGED METAL AT 2 EA CRACKED STIFFENERS AND FABRICATED REPAIR PARTS IAW B737 700 SRM 55 10 09 FIG 202 REPAIR 4. ALODINED AND PRIMED REPAIR PARTS IAW B737 700 SRM 51 20 01. INSTALLED REPAIR PARTS IAW B737 700 SRM 55 10 09. RE-INSTALLED RIB BAC DWG 182A4001 AND REINSTALLED SPAR WEB IAW BAC DWG 182A4081 AND B737 700 SRM 51 40 02.