The Wildcat was in fact the important thing shipboard fighter once the US joined WWII. The F4F was indeed barrel-shaped, with angular wingtips and rudder and a narrow-track undercarriage. The F4F was indeed well-armed and dependable, and had been a natural shipboard aircraft, almost certainly simpler to secure on a carrier deck than on land. The F4F never had a operational rate limitation.
The F4F had hydraulic wing folding,the united states of america Navy guidelines totaled 1169 F4F-4s. It had replaced the F4F-3 by August 1942.