GRUMMAN OV-1 MOHAWK

OV-1 SERVICE

Manufacturer: The Grumman Aircraft Engr. Corp., Bethpage, Long Is., New York, USA
(In 1969, became Grumman Aerospace Corp., Grumman Corp.)
Models: G-134, G-452
Designations: V-1 (OV-1); AO-1, OF
Name: Mohawk
First official flight: (YAO-1A) 14/04/1959
Factory production period: 1958 - 1970
Primary service period: 1961 - 1996
Last official flight: (OV-1D) 21/10/1996

OV-1 VARIANTS

1959 Model G-134 YAO-1A (YOV-1A) 9 Total: 009
         
1959 Model G-134 AO-1AF (OV-1A) 64  
1960 Model G-134 AO-1BF (OV-1B) 101  
1960 Model G-134 AO-1CF (OV-1C) 169  
1969 Model G-452 OV-1D 37 Total: 371

Grand Total: 380

OV-1 PRODUCTION

YAO-1A (YOV-1A)
Service test, twin engined, STOL
observation aircraft for US Army.
Redesignated as YOV-1A in 1962.
Produced 1958 - 1959

Grumman Bethpage, New York (GR)

57-6463 / 57-6467 ?    
57-6538 / 57-6541 ? 9 Total: 009

YOF-1 - Proposed OV-1 service test version for USMC, 4 prototypes cancelled.

AO-1AF (OV-1A)
As YAO-1A, visual / photo reconn.
version, minor improvements.
Redesignated as OV-1A in 1962.
Produced 1959 - 1965

Grumman Bethpage, New York (GR)

59-2603 / 59-2620 1A / 18A    
60-3720 / 60-3744 19A / 43A    
63-13114 / 63-13134 44A / 64A 64 Total: 064

AO-1BF (OV-1B)
As AO-1AF, radar pod under forward
fuselage, greater wingspan, later
production with engine upgrade.
Redesignated as OV-1B in 1962.
Produced 1960 - 1966

Grumman Bethpage, New York (GR)

59-2621 / 59-2637 1B / 17B    
62-5859 / 62-5906 18B / 65B    
64-14238 / 64-14273 66B / 101B 101 Total: 101
4 additional airframes cancelled.

AO-1CF (OV-1C)
As AO-1AF, electronics upgrade,
later production with engine upgrade.
Redesignated as OV-1C in 1962.
Produced 1960 - 1964, 1967 - 1969

Grumman Bethpage, New York (GR)

60-3745 / 60-3761 1C / 17C    
61-2675 / 61-2728 18C / 71C    
62-5849 / 62-5858 72C / 81C 81  

Grumman Stuart, Florida (GR)

66-18881 / 66-18896 82C / 97C    
67-18897 / 67-18932 98C / 133C    
68-15930 / 68-15965 134C / 169C 88 Total: 169

OV-1D
As YOV-1D, engine upgrade.
17 OV-1B / 63 OV-1C also upgraded.
Produced 1969 - 1970

Grumman Stuart, Florida (GR)

68-16990 / 68-16996 ?    
69-16997 / 69-17026 ? 37 Total: 037
23 additional airframes cancelled.

AO-1EF (OV-1E) - Projected upgrade of AO-1AF (OV-1A), cancelled.
Model 134E - Proposed tilt-wing version, cancelled.

Grand Total: 380

OV-1 CONVERSIONS

US Army

JOV-1A 2 OV-1A, 1962, temporary armament upgrade for use in Vietnam.
JOV-1B 1 OV-1B, temporary ELINT conversion.
JOV-1C 1+ OV-1C, temporary armed gunship conversions.
RV-1C 1+ OV-1C, ELINT conversions.
YOV-1D 4 Model G-452
OV-1C(67-18898, 67-18899, 67-18902, 67-18905), 1967, factory
prototypes for battlefield surveillance and target acquisition.
(NOV-1D) 1 YOV-1D, permanent conversion for tests.
GOV-1D 2 OV-1D, ground instructional airframes.
JOV-1D 4 OV-1D, temporary ELINT conversions.
RV-1D 31 OV-1B, 1977, tactical reconnaissance conversions.
EV-1E 16 OV-1B, electronic warfare conversions, none converted.
RV-1E 18 16 OV-1B / 2 OV-1C, 1972, ELINT conversions, cancelled.

FOREIGN MILITARY AND CIVILIAN SERVICE
 - Mohawks in military service with Argentina and Israel.
 - Mohawks used by the US government agencies - The Environmental Protection
   Agency, NASA, US Customs Service and US Geological Survey.
 - Many Mohawks sold on the civil market to private buyers as Warbirds.

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