Block III SSME Upgrade Project Overview

Abstract

A viewgraph presentation outlines the use and history of the Reusable Lox/LH2 Booster Engine. The Block III upgrade evolution is discussed. NASA goals, engine configuration, and major changes are described. The design concept is illustrated, including a construction comparison between a tube wall nozzle and a channel wall nozzle. The benefits, goals, and risks of the Block III are discussed and a baseline program schedule is provided