Service difficulty report · Bushing · Boeing 73783N

Difficulty date
January 23, 2025
Submitted
April 29, 2025
Operation
Air carrier
Aircraft
N5209A
Make and model
Boeing 73783N
Aircraft serial
32579
Aircraft time
62,072 hours, 39,779 cycles
Part
Bushing
Condition
Worn
Location
Zone 300
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

LEFT HAND HORIZONTAL STABILIZER, THE FORWARD LOWER BUSHING HAS PLATING WORN. REMOVED FWD LOWER MOUNT BUSHINGS AT L/H HORIZONTAL STABILIZER. IAW SERVICE BULLETIN 737-55-1074 FIG.4 PG.1 TO PG.3 REV 2. INSPECTED THE JOINT, IAW EAR#09 RESPONSE STEP 2, PER SB 737-55-1074 REV 2 PART 3 - PERMANENT REPAIR STEP 6. CORROSION NOTED. ACCOMPLISHED FILLING THE REPORT FORM FOR THE AFFECTED JOINT AS PER 737-NG-FTD-55-13002, JOINT DIMENSION REPORT IAW EAR#09 RESPONCE STEP 2. PERFORMED DAMAGE REMOVAL OF THE CORROSION IN THE BORE AREA ONTO LHS HOR. STAB. FRONT SPAR LOWER LUG (BORE) UP TO NOMINAL SIZE DIAM: 1.326" IAW EAR ITEM #09 DATED: 02/06/25 ENG RESPONSE STEP 6 THRU STEP 8 AND BOEING SB 737-55-1074 FIG. 5.

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