Hiller Aircraft's Model 1100 was one of three winning designs in the US Army Light Observation Helicopter - LOH program. Five helicopters were built as the YOH-5 to competed against the Bell YOH-4 and Hughes YOH-6 for production orders.The YOH-4 was eliminated and Bell went on to develop it into the civil Model 206 JetRanger. Hughes won the contract by under bidding Hiller. Fairchild bought Hiller in 1964 and the company developed their design as the FH-1100 for the civil Market. CF-DAL was in Canada with Geophysical Energy and Surveys 1967 - 75. It went to the USA registered N5594 until 2018.

Had been operated by the Rio De Janeiro Police.

Ex-N593FH, CF-WML, N8678, C-GVTU and N8678. Exported to South Africa as ZS-RCB in 1991.

Destroyed December 11, 1992 when the impaired pilot crashed returning his home airport at the end of the day.

Destroyed in fatal crash due to structural failure at the Paris Air Show, Le Bourget a year later on 5 June 1969.

Was destroyed in a fatal accident in 1981.

Wearing a minute registration (next to the '6' in the Paris Air Show code 'H206') this early FH1100 was ready to demonstrate at the big event. Breguet 941 'L' is in the background.

N549FH was sold in Australia as VH-UHD, the third and last of its type to join the register.

VH-UTB crashed at Nomad River, Papua New Guinea, on October 8, 1972.

DQ-FBZ at Sydney after its two years in Fiji. It resumed its previous identity of VH-UTZ.

Built as OH-5A 62-4208 for a US Army helicopter design competition which was won by the OH-6A Cayuse. Subsequently civilianised and displayed at the 1965 Paris Air Show.

One of the first Australian media helicopters. Operated on behalf of 7 National News, Sydney

Withdrawn from use in 1977. Was in Fiji as DQ-FBZ from 1973 to 1976.