Boeing-Vertol Model 114/YHC-1B

A derivative of the YHC-1A with more cabin space, meeting the requirement of carrying an entire platoon [Ref Hirschberg. The American Helicopter, pg 50].  Developed in 1959, the YHC-1B Chinook was redesignated CH-47A in 1962; the commercial version designation is Model 234.  The helicopter had won a competition for 'Army medium transport helicopter June 1959'; the cabin capacity is either 32 troops, 24 litters, or 2 to 3 U.S. customary tons of cargo [Ref 312].

Overview

Data on design, manufacture and status

Design authority: The Boeing Company - Vertol Division

Primary manufacturer: The Boeing Company - Vertol Division

Parent type: Boeing-Vertol Model 234/H-47 Chinook

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

Related VFS Resources

Resources related to the Model 114/YHC-1B , provided by the Vertical Flight Society.
Forum Proceedings
 
Vertiflite articles
Enter a search term in the box above.
Web files from vtol.org
Enter a search term in the box above.
Webpages from vtol.org
Enter a search term in the box above.

Related Public Resources

Resources related to the Model 114/YHC-1B , provided by public sources across the internet.

Images