Service difficulty report · Skin · Boeing 737

Difficulty date
November 6, 2021
Submitted
April 27, 2022
Operation
Air carrier
Aircraft
N909WN
Make and model
Boeing 737
Aircraft serial
32458
Aircraft time
45,975 hours, 27,620 cycles
Part
Skin
Condition
Cracked
Location
Rh Hor Stab
Stage of operation
IN
How discovered
9
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

SUPPLEMENTAL INFORMATION: RH HORIZONTAL STAB LOWER INSPAR SKIN HAS A 1' CRACK AT STAB STA.193.90. APPROX. 18' FROM REAR SPAR (VERIFIED BY HFEC) ; / [01] CUT OUT DAMAGED AREA PER SRM 55-10-01-2R-11; [02] VERIFIED DAMAGE REMOVAL PER NDT PART 6 51-00-00 PROCEDURE 23 NO DEFECTS FOUND. PERFORMED FASTENER HOLE INSPECTION OF REPAIR FASTENER HOLES PER NDT PART 6 51-00-00 PROCEDURE 16 AND 53-30-00 PROCEDURE 3 NO DEFECTS NOTED.; [03] FABRICATED REPAIR PARTS PER SRM 55-10-01-2<BR>R-11; [04] OK TO INSTALL REPAIR PARTS PER SRM 55-10-01-2; [05] INSTALLED REPAIR PER SRM 55-10-01-2R-11; [06] INSTALLED REPAIR PER SRM 55-10-01-2R-11. VERIFIED; [07] INSTALLED REPAIR PER SRM 55-10-01-2R-11. VERIFIED RII