2024-24368. Airworthiness Directives; DAHER (Type Certificate Previously Held by SOCATA) Airplanes

Estimated Costs

Action	Labor cost	Parts cost	Cost per product	Cost on U.S. operators
Magnetic particle inspection	1 work-hour × $85 per hour = $85	$100	$185	$5,920.
Inspection of the NLG wheel bearing and axle surface and attachment screws	2 work-hours × $85 per hour = $170 (per inspection cycle)	$100	$270 (per inspection cycle)	$8,640.
NLG wheel axle attachment screw replacement	1 work-hour × $85 per hour = $85 (per cycle)	$50 (per cycle)	$135 (per cycle)	$4,320 (per cycle).

The FAA estimates the following costs to do any necessary action that would be required based on the results of the inspections. The agency has no way of determining the number of airplanes that might need this action:

On-condition costs

Action	Labor cost	Parts cost	Cost per product
Installation of a nose gear wheel axle (including NLG wheel spacer) and attachment screw replacement	2 work-hours × $85 per hour = $170	$1,000	$1,170