Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
January 22, 2025
Submitted
February 26, 2025
Operation
Air carrier
Aircraft
N8612K
Make and model
Boeing 7378H4
Aircraft serial
36973
Aircraft time
40,176 hours, 19,174 cycles
Part
Support Angle
Condition
Cracked
Location
Zone 100
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 ANGLE - SUPPORT LOCATED STA727B AND LBL51 CEILING AREA AT AFT CARGO COMPARTMENT 2025-81408 <[01]. PERFORM HAND LAY-OUT ON REPAIR AREA LOCATED SUPPORT ANGLE BTW BS727A MORE 16? TO BS727B MORE 5? CEILING AREA AFT CARGO COMPARTMENT IAW B737-800 SRM 57-70-11-2R-0 REPAIR GENERAL STEP 4 B(2)(B) AND C AND D AND FIG. 201 SHEET 2 AND FIG. 203 TOOL USED: ELECTRONIC CALIPER P/N: 500-196-30 S/N: A23048253 DUE DATE: 05/JUN/25 TOOL USED: RADIUS GAUGE P/N: S167C S/N: AE-417646 DUE DATE: 05/AUG/25; [02] TOOL USED P/N: NORTEC 500D; S/N: N500X1693P030456; CAL DUE: 14-APR-25.; [03] REPAIRED ANGLE - SUPPORT LOCATED STA727A TO STA727E AND LBL51 CEILING AREA AT AFT CARGO COMPARTMENT I.A.W B737-800 SRM 51-70-11-2R-0 REPAIR GENERAL; SEE INDIVIDUAL SIGN OF BELOW; [04] CERTIFIED CORRECTIVE ACTION 3; COMPLETED.

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