Service difficulty report · Skin · Boeing 737890

Difficulty date
June 20, 2015
Submitted
July 7, 2015
Operation
Air carrier
Aircraft
N577AS
Make and model
Boeing 737890
Aircraft serial
35186
Aircraft time
31,788 hours, 9,515 cycles
Part
Skin
Part number
182A400115
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

CRACK INDICATION FOUND LT HORIZONTAL LOWER SKIN AT INBD STABILIZER, STA 101.90, 9" FWD OF AFT SPAR, MARKED AT 1.010" LONG. ACFT GROUNDED. REMOVED DAMAGE AND ACCOMPLISHED DOUBLER REPAIR IAW SRM 55-10-01-2R-11, FIG 204, REPAIR II. THIS IS A CATEGORY B REPAIR. INSPECTION THESHOLD IS DUE AT 56,000 FLIGHT CYCLES. REPEAT INTERVALS INSPECTIONS ARE REQUIRED AT 9,000 FLIGHT CYCLES BY DETAILED VISUAL OR EXTERNAL LFEC INSPECTIONS IAW NDT PART 6, 53-30-00 PROCEDURE 5 IAW SRM 55-10-01-2R-11, REPAIR 11, PARA 5, TABLE 204.