Service difficulty report · Skin · Boeing 737790

Difficulty date
April 29, 2015
Submitted
May 5, 2015
Operation
Air carrier
Aircraft
N626AS
Make and model
Boeing 737790
Aircraft serial
30793
Aircraft time
48,639 hours, 21,622 cycles
Part
Skin
Part number
182A4001
Condition
Cracked
Location
Horizontal 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

FOUND CRACK ON RT LOWER STABILIZER SKIN JUST INBD OF STABILIZER, STA 129.5, JUST FWD OF DRAIN HOLE. CRACK IS APPROXIMATELY 1" LONG AND IS CIRCLED IN RED. ACFT GROUNDED. REMOVED DAMAGE, FABRICATED DOUBLER AND 1EA FILLER, ALODINED, PRIMED AND PAINTED IAW SRM 51-20-01 AND AMM 51-21-99. INSTALLED REPAIR IAW SRM 55-10-01-2R-11, REPAIR II. THIS IS A CAT "B" REPAIR INSPECTION THRESHOLD IS 56,000 FLIGHT CYCLES AND REPEAT INSPECTIONS IS 9,000 FLIGHT CYCLES IAW TABLE 204.