SDR EVCA20250307001

Service difficulty report · Pitch Link · Bell 407

Difficulty date: March 6, 2025
Submitted: March 7, 2025
Operation: Air carrier
Aircraft: N497AE
Make and model: Bell 407
Aircraft serial: 54687
Aircraft time: 5,573 hours, 12,094 cycles
Engine time: 9,152 cycles
System (JASC): 6230 · Main Rotor Mast/Swashplate
Part: Pitch Link
Part number: 406010413139
Part serial: US4717
Condition: Debonded
Location: Main Rotor
Part time: 4,422 hours
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

BLUE MAIN ROTOR PITCH LINK, UPPER ROD END INSERT DE-BONDED. REMOVED BLUE MAIN ROTOR PITCH LINK PN:406-010-413-139, SN:US4717 IN REFERENCE TO DMC-407-A-67-13-0400A-520A-A, ISSUE 001 - 2020/01/06. INSTALLED SERVICEABLE PITCH LINK PN: 406-010-413-137, SN:TI1332 IN REFERENCE TO DMC-407-A-67-13-0400A-720A-A, ISSUE 002 - 2024/12/03.

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