USA (5)

Kellett: K-1X

[1370/234]

408
kg
105
km/h
1830
m
1
65
HP
1
1930

Hughes: XH-17

[566/235]

22680
kg
113
km/h
2
1952

Kellett: XR-10

[565/234]

1947

Kellett: XR-8

[564/234]

1349
kg
161
km/h
3048
m
1
1944

Kellett: XH-15 Stable Mabel

[1153/234]

292
kg
1
2
1954
0.0842