The MGW for is actually quoted in the Pilot’s Handbook as an Overload Gross Weight. Developed in 1945, the passenger helicopter can carry up to 10 people. For the various operators, there are the U.S.C.G HRP-1 Rescuer and U.S. Navy HRP-1 designations.
The aircraft was colloquially refrerred to as "The Flying Banana".
VTOL type: Helicopter
Lift devices: 2 in Tandem (Fore/aft) configuration
Crew required: 2 in Other arrangement
Landing gear: Wheels (non-retractable)