Service difficulty report · Intercostal · Boeing 737924ER

Difficulty date
February 10, 2025
Submitted
February 14, 2025
Operation
Air carrier
Aircraft
N57439
Make and model
Boeing 737924ER
Aircraft serial
33534
Aircraft time
49,736 hours, 17,569 cycles
Part
Intercostal
Part number
141A85127
Condition
Gouged
Location
Zone 800
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

RII INSPECTION REQUIRED L/H E&E BAY GOUGED AT PREVIOUS LOCATION MEAUSERED LOWEST POINT .030 OUT OF LIMITS (PSE ) VERIFIED MATERIAL LOSS AT DAMAGED AREAS LOWEST POINT IS .030 REMOVED FLOOR PANEL COVER ABOVE L/H WEB TO FOM AS PER REF SRM REMOVED L/H WEB AS PER REF SRM 51-40-02. HOLES REQUIRES OPEN HOLE PROBE HFEC AS PER SRM 51-10-02-0G-0 MATERIAL ID 7075 T6 .040 PO# 1437908330 AS PER SRM 53-10-15-01-3 PERFORMED NDT PT 6-51-00-00 PROCEDURE #16 ROTARY HOLE. NO FABRICATED WEB 141A8512-18 AS PER GMM 07-35-05 MATCHED DRILLIED VERIFIED MATERIALS & PO NUMBER IS CORRECT. MANUFACTURED PART HOLE PREPARATION 11 ( B ) 3 TABLE ( 3 ) ITEM ( 8 ) DEFECTS NOTED. AS PER SRM 51-40-05 TREATED AND PRIMED AS PER SRM 51-20-01 DIMENSON & HOLE LOCATIONS MATCHED ORIGINAL PART. OK TO INSTALL REPAIR PARTS. PARTIALLY INSTALLED LEFT HAND WEB IAW SRM 51-40-02 AND BOEING DWG 141A8511 SHEET 1. REQ JOB TO BE FINISHED TO COMPLETION. VERIFIED INSTALLATION PARTIAL. OK TO CONTINUE WITH WEB VERIFIED INSTALLATION OF L/H E&E BAY DOOR WEB AT STA 328 TO 344 INSTALLATION IAW SRM 51-40-02 AND BOEING DRW # 141A8511 COMPLETED INSTALLATION OF L/H E&E BAY DOOR WEB AT STA 328 TO 344 IAW B737 SRM 51-40-02 AND BOEING DRW # 141A8511 INSTALLED FLOOR PANEL REF SRM 51-40-02 AND VERIFIED DOOR CLOSES REF AMM 52-48-41. VERIFIED DOOR OPERATION AND PANEL CLOSEUP