About: dbkwik:resource/h-KMcK9IEAf8-tFcMlCG_g==

Property	Value
rdf:type	Aircraft Type
rdfs:label	Seibel S-4
rdfs:comment	The Seibel S-4 was a two-bladed, single-engine helicopter built by Seibel Helicopter. Designed by Charles Seibel, the S-4 was evaluated by the United States Army under the designation YH-24 Sky Hawk, but would be rejected for service. The S-4B would serve as the basis for the design of the Cessna CH-1 Skyhook, the only helicopter Cessna ever produced.
owl:sameAs	dbr:Seibel_S-4
Developed Into	Cessna CH-1
dcterms:subject	dbkwik:resource/rndLJyJY-GfCzfmLjfmvGw== dbkwik:resource/_QmdXav3VQ7PGVIvtWy__g==
dbkwik:military/property/wikiPageUsesTemplate	dbkwik:resource/AaGpNMKXeCEx6k1ovZIRVg== dbkwik:resource/xmZ8NJkc0PAvUcoRG7-KIQ== dbkwik:resource/8c65HClsHBgkxfJdWXaRHw== dbkwik:resource/cbsrEQx1xy51eXd2rIQtLg== dbkwik:resource/0IyUyho1apbYLaGxlW1DHw==
max takeoff weight alt	695.0
number of props	1
length alt	8.48 m
power/mass alt	0.220000
cruise speed main	58.0
cruise speed alt	93.0
height alt	3.05 m
primary user	United States Army
Type	light helicopter
length main	848.36
power alt	95
power main	127.0
height main	307.34000000000003
Manufacturer	dbkwik:resource/zyLTij3bsDca2-oBows-Tg==
max speed main	62.0
power/mass main	0.080000
Capacity	583.0
ceiling main	4298.0
empty weight main	946.0
First Flight	January 1949
max speed alt	105.0
jet or prop?	prop
empty weight alt	430.0
plane or copter?	copter
ceiling alt	1,310 m
max takeoff weight main	1529.0
Crew	1
Number Built	2
Designer	Charles Seibel
abstract	The Seibel S-4 was a two-bladed, single-engine helicopter built by Seibel Helicopter. Designed by Charles Seibel, the S-4 was evaluated by the United States Army under the designation YH-24 Sky Hawk, but would be rejected for service. The S-4B would serve as the basis for the design of the Cessna CH-1 Skyhook, the only helicopter Cessna ever produced.
is Developed From of	Cessna CH-1