Vertipedia - Piasecki YH-16A Turbo Transporter

Second prototype of the YH-16 program. Crashed 1956 due to an mechanical failure of the instrumentation system of the aft main rotor.

A video of the aircraft can be viewed on the VHS YouTube site below,

Source: "Turbo Transporter': Huge Craft in FIrst Public Showing", Vertical Flight Society YouTube site, Published on 4 Mar 2012

Overview

Data on design, manufacture and status

Design authority: Piasecki Helicopter Corporation

Primary manufacturer: Piasecki Helicopter Corporation

Parent type: Piasecki YH-16

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 2 in Tandem (Fore/aft) configuration

Crew required: 3 in Side-by-side arrangement

Landing gear: Wheels (non-retractable)

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

Layout and Dimensions

Weights and Performance

Engine Details

Primary Lift Device

Overall Dimensions
Overall Height:	7.62 m	25.0 ft
Overall Length:	40.84 m	134.0 ft
Overall Width:	24.99 m	82.0 ft

Airframe Dimensions
Airframe Length:	23.77 m	78.0 ft
Airframe Width:
Airframe Height:

Landing Gear Dimensions
Landing Gear Base:
Landing Gear Track:

Cabin Dimensions
Cabin Internal Height:
Cabin Internal Length:
Cabin Internal Width:

Cruise Speed: 120 mph (193.121 km/h); Unofficial speed record of 166 mph in 1956.

Weights
Max Gross Weight (ground):	15,230 kg	33,576 lb
Max Gross Weight (airborne):
Max Take-off Weight:	15,230 kg	33,576 lb
Empty Weight:	10,208 kg	22,505 lb
Useful Load:	5,022 kg	11,072 lb
Empty Weight Fraction:	0.670

Climb Performance
Max Rate of Climb:

Hover Performance
Hover Ceiling IGE:
Hover Ceiling OGE:

Limitations
Max Level Flight Speed:	225 km/h	121 kts
Never Exceed Speed:	235 km/h	127 kts
Service Ceiling:	5,821 m	19,098 ft

Range and Endurance
Max Range:	370 km	200 nm
Max Endurance:

Provided powerplant data is for uninstalled, sea level, static operations.

Powerplant
Number of engines:	2
Designation:	Allison YT-38-A-10 turbine
Manufacturer:	Allison Engine Company

Normal Ratings
Max continuous:	1342 kW	1799 hp
Take-off / rated:
Intermediate:
Maximum:

OEI Ratings
OEI contingency:
OEI continuous:
OEI 30-second:
OEI intermediate:

Longitudinal Tandem main rotors

Main Rotor Characteristics
Diameter:	25.00 m	82.02 ft
RPM:
Direction of Rotation:	Counter-rotating
Hub Type:	Fully articulated

Main Rotor Blade Characteristics
Blade Construction:	Aluminium alloy with honeycomb filler
Blade Chord:
Blade Tip Geometry:
Blade Twist:
Number of Blades:	3

Main Rotor Derived Characteristics
Disc Area:	490.87 m²	5283.9 ft²
Disc Loading:	15.51 kg/m²	3.177 lb/ft²
Solidity:

Main Rotor Blade Derived Characteristics
Blade area per blade:
Tip Speed:

Tail Rotor Characteristics
Diameter:
Configuration:	Unknown
Direction of Rotation:	Unknown
RPM:

Tail Rotor Blade Characteristics
Number of Blades:
Blade Construction:	N/A
Blade Chord:
Blade Twist:

Tail Rotor Derived Characteristics
Disc Area:
Solidity:

Tail Rotor Blade Derived Characteristics
Tip Speed:
Blade Area (per blade):

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Images

Overview

Attribution

Number of engines:	2 Turbines
Max Level Flight Speed:	225 km/h	121 kts
Max Range:	370 km	200 nm
Max Endurance:

Main Rotor Diameter:	25.00 m	82.02 ft
Max Gross Weight (ground):	15,230 kg	33,576 lb
Useful Load (calculated):	5,022 kg	11,072 lb