Rotorcraft
Sikorsky Considers Selling Single-engine Line
Two former Schweizer models are still produced but Sikorsky is no longer taking orders.
The single-turbine S-434, an improved S-333, was never delivered to a commercial customer.
The single-turbine S-434, an improved S-333, was never delivered to a commercial customer.

Sikorsky stopped taking orders for its single-engine product line (née Schweizer) and is considering selling it, among other options. In a written answer to AIN’s questions, the company said it is still producing the S-300 and S-333 at its Coatesville, Pa. factory but has terminated the S-434 program because of technical problems.


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