Which altitude was specified for safe escape using the ejection seat?

The specified altitude for safe escape using the ejection seat is set at 35,000 feet. This altitude is important because it represents a threshold where the ejection system can function effectively without increasing the risk to the pilot from factors such as high-speed descent or insufficient time for parachute deployment. At 35,000 feet, the ejection seat’s capabilities, including the altitude of the seat itself and the parameters of the parachute deployment, allow for a higher probability of survival during scenarios requiring emergency escape.

In addition, factors such as air density, aircraft speed, and overall operational safety are taken into account to ensure that pilots can eject safely and successfully retrieve their parachutes in a controlled manner. Thus, the standard for ejection seat safety is typically established around this altitude to maximize the potential for a successful escape.