Service difficulty report · Skin · Boeing 737*

Difficulty date
February 2, 2022
Submitted
March 10, 2022
Operation
Air carrier
Aircraft
N458WN
Make and model
Boeing 737*
Aircraft serial
33857
Aircraft time
60,475 hours, 35,929 cycles
Part
Skin
Condition
Cracked
Location
L/H Horiz. Stab.
Stage of operation
UK
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

CRACK INDICATIONS FOUND ON LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 16.500 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 1.250 INCH 2022-55701 / [01] TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC500D; SN: N500X12101V022235; DUE DATE: 03 JUN 22.;[02] REPAIRED LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STA 184.70 TO STAB STA 203.10 IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11.THIS REPAIR IS CATEGORY B;INSPECTION REQUIREMENTS GIVEN IN B737-700 SRM 55-10-01-2R-11 REPAIR 11 PARAGRAPH 5 TABLE 204 .SEE INDIVIDUAL SING-OFF BELOW;[03] REPAIRED LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STA 184.70 TO STAB STA 203.10 IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11.THIS REPAIR IS CATEGORY B;INSPECTION REQUIREMENTS GIVEN IN B737-700 SRM 55-10-01-2R-11 REPAIR 11 PARAGRAPH 5 TABLE 204 .SEE INDIVIDUAL SING-OFF BELOW<BR>RII