Piasecki PV-18 / HUP Retriever / H-25 Army Mule

Utility Helicopter

Piasecki HUP-2 Retriever French Navy 130077 © Karsten Palt
Photo ©: Karsten Palt
The Piasecki HUP Retriever / H-25 Army Mule is a single-engine tandem rotor light utility and rescue helicopter produced by the US-American manufacturer Piasecki Helicopter Corp.. In 1962 remaining HUP-2 and HUP-3 were redesignated UH-25B respectively UH-25C.
Crew2
Passengers4
Propulsion1 Radial Engine
Engine ModelContinental R-975-46A
Engine Power410 kW550 hp
Speed169 km/h91 kts
  105 mph
Service Ceiling3.048 m10.000 ft
Range546 km295 NM
339 mi.
Empty Weight1.782 kg3.929 lbs
max. Takeoff Weight2.767 kg6.100 lbs
Rotor Blades (main/tail)3/3
Main Rotor Diameter10,67 m35 ft 0 in
Tail Rotor Diameter10,67 m35 ft 0 in
Rotor Disc Area89,4 m962 ft
Length (Fuselage)9,80 m32 ft 2 in
Length17,35 m56 ft 11 in
Height3,81 m12 ft 6 in
First Flight03/1948
Production Statusout of production
Production Range1948-1954
Total Production339
Data for (Version)Piasecki HUP-3 (UH-25C)
VariantsHUP-1, HUP-2, HUP-2S, HUP-3, H-25A Army Mule

[Photo-ID: 13159] Karsten Palt 2016-10-09
Piasecki HUP-1 Retriever, United States Navy, 124915, c/n 8, Karsten Palt, 2016Piasecki
HUP-1 Retriever
United States Navy
Reg.: 124915
c/n: 8
 
USS Hornet Museum [Alameda, CA]
[Photo-ID: 10835] Karsten Palt 2015-04-04
Piasecki HUP-2 Retriever, French Navy, 130077, c/n 77, Karsten Palt, 2015Piasecki
HUP-2 Retriever
French Navy
Reg.: 130077
c/n: 77
 
Musee de l Air et de l Espace [Paris Le Bourget]
[Photo-ID: 7906] Karsten Palt 2014-03-09
Piasecki HUP-2 Retriever, United States Navy, 128519, c/n , Karsten Palt, 2014Piasecki
HUP-2 Retriever
United States Navy
Reg.: 128519
 
Intrepid Air, Space & Sea Museum [New York City, NY]
[Photo-ID: 7907] Karsten Palt 2014-03-09
Piasecki HUP-2 Retriever, United States Navy, 128519, c/n , Karsten Palt, 2014Piasecki
HUP-2 Retriever
United States Navy
Reg.: 128519
 
Intrepid Air, Space & Sea Museum [New York City, NY]
[Photo-ID: 6218] Karsten Palt 2012-06-13
Piasecki HUP-2 Retriever, United States Navy, 130059, c/n , Karsten Palt, 2012Piasecki
HUP-2 Retriever
United States Navy
Reg.: 130059
 
ex N88949
USS Midway Aircraft Carrier Museum [San Diego, CA]
[Photo-ID: 6219] Karsten Palt 2012-06-13
Piasecki HUP-2 Retriever, United States Navy, 130059, c/n , Karsten Palt, 2012Piasecki
HUP-2 Retriever
United States Navy
Reg.: 130059
 
ex N88949
USS Midway Aircraft Carrier Museum [San Diego, CA]
[Photo-ID: 1066] Karsten Palt 2008-07-11
Piasecki HUP-3 Retriever, Royal Canadian Navy, 622/51-16622, c/n 51, Karsten Palt, 2008Piasecki
HUP-3 Retriever
Royal Canadian Navy
Reg.: 622/51-16622
c/n: 51
 
The Helicopter Museum [Weston-super-Mare]
[Photo-ID: 11174] Karsten Palt 2015-06-03
Piasecki HUP-3 Retriever, United States Navy, 147595, c/n , Karsten Palt, 2015Piasecki
HUP-3 Retriever
United States Navy
Reg.: 147595
 
Pima Air and Space Museum [Tucson, AZ]