Service difficulty report · Skin · Boeing 737990

Difficulty date
April 17, 2014
Submitted
May 7, 2014
Operation
Air carrier
Aircraft
N320AS
Make and model
Boeing 737990
Aircraft serial
33680
Aircraft time
39,169 hours, 14,903 cycles
Part
Skin
Part number
182A4001
Condition
Cracked
Location
Horizontal Stab
Stage of operation
IN
How discovered
E
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

CRACK INDICATION FOUND LT HORIZONTAL STABILIZER LOWER SKIN FWD OF AFT SPAR FASTENERS BETWEEN STA.92.70 & 101.90. MARKED 1.100' LONG. ACFT GROUNDED. REMOVED DAMAGE AND LOCATED NEW FASTENER HOLES IAW SRM 55-10-01-2R-11. R & R LOCK FASTENER FROM FWD SPAR AREA IAW SRM 51-40-02. RECEIVED NEW MATERIAL, 2024-T3, CLAD PO 782718.1 PO 0 AND .071. FABRICATED NEW REPAIR DOUBLER AND FILLER IAW SR 55-10-01-2R-11. ALODINED AND PRIMERED DOUBLER AND FILLER IAW SRM 51-20-01. INSTALLED DOUBLER AND FILLER AND APPLIED FILLET SEAL IAW SRM 55-10-01-2R-11 .