Keystone–Loening Commuter

1920s American flying boat

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K-84 Commuter

Role  | Flying boat

Type of aircraft

National origin | United States
Manufacturer  | Keystone–Loening
First flight  | 1929

The Keystone–Loening K-84 Commuter was a single-engine closed-cabin 4-place biplane amphibious flying boat built by Keystone–Loening. It was powered by a 300 hp Wright Whirlwind engine mounted between the wings with the propeller just ahead of the windscreen. It was first produced in 1929.

This airplane was featured as a model/bank by Texaco, #8 in a series "Wings of Texaco", of historic aircraft used by the company.

## Surviving aircraft[edit]

* 305 "Kruzof" – K-84 on display at the Golden Wings Flying Museum in Minneapolis, Minnesota.[1]
* 313 "The Old Patches" – K-84 on display at the Alaska Aviation Museum, in Anchorage, Alaska.[2]

## Specifications[edit]

Data from American airplanes: Keystone[3]

General characteristics

* Crew: 1
* Capacity: 3 passengers / 1,223 lb (555 kg)
* Length: 32 ft 5 in (9.88 m)
* Wingspan: 36 ft (11 m) (some sources 40 ft (12 m))
* Powerplant: 1 × Wright J-6-7 7-cyl. air-cooled radial piston engine, 300 hp (220 kW) -330 hp (250 kW)

Performance

* Maximum speed: 115 mph (185 km/h, 100 kn)
* Cruise speed: 90 mph (140 km/h, 78 kn)
* Stall speed: 50 mph (80 km/h, 43 kn)
* Range: 510 mi (810 km, 440 nmi)
* Service ceiling: 12,000 ft (3,700 m)

## References[edit]

1. ^ "Keystone–Loening K-84 "Commuter"". Golden Wings Flying Museum. Golden Wings Flying Museum. Retrieved 3 June 2018.
2. ^ "1929 N374V KEYSTONE/LOENING Model K-84 COMMUTER S/N 313". Alaska Aviation Museum. Archived from the original on 19 August 2013. Retrieved 3 June 2018.
3. ^ Eckland, K.O. (2008-08-15). "American airplanes: Keystone". Aerofiles.com. Retrieved 2011-02-12.

## Bibliography[edit]

* Elliot, Bryn (March–April 1997). "Bears in the Air: The US Air Police Perspective". Air Enthusiast. No. 68\. pp. 46–51. ISSN 0143-5450.

## External links[edit]

Wikimedia Commons has media related to Keystone-Loening Commuter.

* Photo of Keystone-Loening K-84
* "With The Sky Police", January 1932, Popular Mechanics article about the New York City Police Air Force and the Keystone-Loening Commuter in service at that time, photos page 26, 29 and 30.
* Keystone-Loening "Commuter", K-84 – U.S. Civil Aircraft

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Loening aircraft

Company designations|

* C-1
* C-2
* C-4
* C-5
* C-6
* M-1
* M-2
* M-3
* M-8
* Model 23 Air Yacht
* Duckling
* Monoduck

Fighters|

* LS
* FL
* PA-1
* PW-2

Air Ambulance|

* HL

Observation|

* OA-1
* OA-2
* O-10
* OL
* O2L

Racer|

* R-4

Army Seaplane|

* S-1

Submarine-based Scouts|

* XSL
* XS2L

* v
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* e

Huff-Daland, Keystone and Keystone-Loening aircraft

Manufacturer designations|

* HD.8A
* K-47
* K-55
* K-78
* K-84
* K-85

Bombers|

* LB-1
* XLB-1
* XLB-3
* LB-5
* LB-6
* LB-7
* LB-8
* LB-9
* LB-10
* LB-11
* LB-12
* LB-13
* LB-14
* XB-1
* XHB-1
* B-3
* B-4
* B-5
* B-6

Trainers|

* TA-2
* TA-6
* TW-5
* AT-1
* AT-2
* NK

Patrol aircraft|

* PK

Observation aircraft|

* XO-15
* XOK

Scout aircraft|

* XS2L

Names|

* Air Yacht
* Commuter
* Pathfinder
* Pronto

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