Rocketdyne J-2 Engine Model Specification Report

Bracket-bound Rocketdyne/North American Rockwell J-2 report entitled "Model Specification, 200,000–LB–Thrust Oxygen/Hydrogen, Liquid–Propellant Rocket Engine, Rocketdyne Model J-2,” original date of July 20, 1960, and revised date of April 8, 1970, 155 pages with a 70-page addendum, 9 x 11, issued as report R–2158bS with Code Identification No. 02602, Contract NAS–19, prepared by W. D. Lockett, Contract Specifications. The report consists of the following sections—Scope, Applicable Documents, Requirements, Quality Assurance Provisions, Preparation for Delivery, and Notes—and includes a group of nine tables and 52 figures. The Scope section begins: “This specification defines the requirements for the Rocketdyne Model J-2 Liquid-Propellant Rocket Engine designed to operate at a nominal vacuum thrust level of 200,000 pounds…The Rocketdyne Model J-2 shall use liquid hydrogen and liquid oxygen as propellants. The engine shall have a single thrust chamber.” In very good to fine condition, with obvious signs of use, and a tear and stain to the lower left corner of the front cover.