AIRCRAFT PROFILE

MANUFACTURER

 

De Havilland Canada

MAIN DESIGNATION

 

DHC-3

OTHER DESIGNATIONS

 

U-1A ; CSR-123 ; YU-1

 

 

 

TOTAL PRODUCTION

 

466

FIRST FLIGHT

 

12th December 1951

PRODUCTION RUN

 

1951 - 1967

 

 

 

COMMERCIAL TITLE

 

OTTER

BASIC ROLE

 

Utility / Transport

VARIANTS

 

Wheels; Skis ; Floats ; Amphibious

CAPACITY

 

2 Pilots / 9-10 Passengers
As an aerial ambulance - 6 stretchers and 4 passengers or 3 stretchers and 7 passengers.

ORIGINAL PRICE

 

$136,800

 

 

 

ORIGINAL POWERPLANT

 

600 hp P&W R1340-S1H1G or S3H1-G Wasp
9-cylinder radial

PROPELLOR

 

3-Blade Hamilton Standard Constant Speed
10ft 10 in (3.3m) diameter

 

 

 

LENGTH

 

41' 10" (12.7m)

HEIGHT

 

12' 7" Wheels / 13ft (4.0m) skis

WINGSPAN

 

58' 0" (17.7m)

WING AREA

 

375.0 sq ft (34.83 sq m)

GROSS WEIGHT

 

7,981 lbs (3,619 kgs)

EMPTY WEIGHT

 

5,287 lbs (2,398 kgs)

MAX WEIGHT

 

8,000 lbs ( 3,628 kgs)

 

 

 

TAKEOFF SPEED

 

 

CRUISE SPEED

 

138 mph (120kt) - Wheels / 128 mph Floats

MAX SPEED

 

160 mph (139kt) - Wheels @ 5000 ft

ECON CRUISE - SEA LEVEL

 

105kt

STALL CLEAN

 

 

STALL FLAPS

 

 52 mph

INITIAL CLIMB

 

1,000 Ft / Min

SERVICE CEILING

 

17,900 ft (5,460m)

MAX RANGE

 

875 Nautical Miles

MAX RANGE (With Reserves)

 

820 Nautical Miles

RANGE WITH 2100lbs payload and reserves

 

760 Nautical Miles

 

 

 

LARGEST OPERATOR

 

US ARMY - 200 Aircraft

CANADIAN MILITARY USE

 

Transport & Search and Rescue - 66 Aircraft

     

 FLOATS

 

Bristol 7170 

AMPHIBIOUS

 

Bristol Model 324 - 7200