page_title: Piper PA-23
section_title: Apache
hierarchical_section_title: Piper PA-23 / Variants / Apache
caption_attribution_description: Piper PA-23 Apache
context_page_description: The Piper PA-23, named Apache and later Aztec, is a four-to-six-seat twin-engined light aircraft aimed at the general aviation market. The United States Navy and military forces in other countries also used it in small numbers. Originally designed in the 1950s by the Stinson Aircraft Company, Piper Aircraft manufactured the Apache and a more powerful version, the Aztec, in the United States from the 1950s to the 1980s.
context_section_description: PA-23 Twin-Stinson
  Original designation of the Piper PA-23 Apache.
  PA-23 Apache
  Initial production version, 2047 built (including the Apache E, G and H).
  PA-23-150 Apache B
  1955 variant with minor changes.
  PA-23-150 Apache C
  1956 variant with minor changes.
  PA-23-150 Apache D
  1957 variant with minor changes.
  PA-23-160 Apache E
  PA-23 powered by two 160 hp O-320-B engines.
  PA-23-160 Apache G
  PA-23 with longer internal cabin and extra window.
  PA-23-160 Apache H
  Apache G with O-320-B2B engines and minor changes.
  PA-23-235 Apache 235
  Apache with five seats and 235 hp O-540 engines, 118 built.
  PA-23-250 Aztec
  Apache G with modified rear fuselage, new fin and rudder and 250hp Lycoming O-540-A1D engines, 4811 built (including sub-variants)
  Seguin Geronimo
  Apache with a series of modifications to the engines, nose and tail.
caption: PA-23 Apache in National Air and Space Museum
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