(Showcased weight values pertain to the Piasecki HRP production model)
1 x Pratt & Whitney R-1340-AN-1 radial piston engine developing 600 horsepower driving a three-bladed forward and three-bladed rear main rotor configuration.
106 mph (170 kph; 92 kts)
8,530 feet (2,600 m; 1.62 miles)
301 miles (485 km; 262 nm)
(Showcased performance values pertain to the Piasecki HRP production model; Compare this aircraft entry against any other in our database)
(Showcased armament details pertain to the Piasecki HRP production model)
PV-3 - Prototype type tandem rotor design; powered by a single Wright R-975 piston engine; single flyable example completed.
XHRP-1 - PV-3 military prototypes (two completed); one example flyable for active testing while other reserved for static work.
HRP-1 - Definitive (and initial) production mark; two examples completed.
HRP-1G - HRP-1 United States Navy models for United States Coast Guard service; three examples.
HRP-2 - Variant with metal skinning; five examples completed.
* Ribbons not necessarily indicative of actual historical campaign ribbons. Ribbons are clickable to their respective campaigns/operations.
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