Service difficulty report · Bushing · Boeing 73783N

Difficulty date
January 23, 2025
Submitted
May 7, 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

RIGHT HAND HORIZONTAL STABILIZER, THE FORWARD LOWER MOUNT BUSHINGS PLATING IS WORN. (120-109) - RESOLUTION: SUBMIT TO ENG, REMOVED FORWARD LOWER MOUNT BUSHINGS AT RIGHT HAND HORIZONTAL STABILIZER IAW BOEING SERVICE BULLETIN 737-55-1074 FIG. 4 PAGE 1 TO 3. REV. 2. DATE JULY 21/2017 PART 3. PERMANENT REPAIR STEP 5. INSPECTED THE JOINT, IAW EAR #08 RESPONSE STEP #2, PER SB 737-55-1074 REV 2: JULY 21, 2017. PART 3 - PERMANENT REPAIR, STEP 6. CORROSION NOTED. ACCOMPLISHED FILLING THE REPORT FORM FOR AFFECTED JOINT AS PER 737-NG-FTD-55-13002, JOINT DIMENSION REPORT IAW EAR #08 RESPONSE STEP 2. PERFORMED DAMAGE REMOVAL OF CORROSION IN THE BARE AREA AT RHS HOR. STAB. FRONT. SPAR LOWER LUG (BORE) UP TO NOMINAL SIZE DIAM: 1.326" IAW EAR #8 DATED 02/26/25 ENG RESPONSE STEP 6, 8 AND SB 737-55-1074 FIG 5.

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