SAE J 542:1991-06-01 STARTING MOTOR MOUNTINGS
SAE AIR 4172:1991-05-23 HELICOPTER ENGINE MOUNTING
SAE AIR 1602:1991-05-01 STARTER SYSTEM OPTIMIZATION START ANALYSIS, TURBINE ENGINE - ELECTRIC, BATTERY POWER
SAE ARP 996A:1991-05-01 COOLING DATA FOR TURBINE ENGINES IN HELICOPTERS
SAE AS 803:1991-05-01 IGNITER, SPARK, AERONAUTICAL ENGINE (LOW TENSION)
SAE AS 8008:1991-05-01 FLIGHT DIRECTOR EQUIPMENT
SAE AS 8028:1991-05-01 POWERPLANT FIRE DETECTION INSTRUMENTS THERMAL & FLAME CONTACT TYPES (RECIPROCATING AND TURBINE ENGINE POWERED AIRCRAFT)
SAE J 1780:1991-04-01 HYDRAULIC SYSTEM DIAGRAMS AND ASSOCIATED TABLES FOR MARINE VEHICLES
SAE AMS 1659:1991-04-01 COATING, SOIL BARRIER Semi-Permanent
SAE AIR 4204:1991-01-29 COMMERCIAL AIRCRAFT AUXILIARY POWER UNIT INSTALLATIONS
SAE AIR 4003:1991-01-08 REPORT ON AIRCRAFT ENGINE CONTAINMENT
SAE CECM- 11-T-91:1991-01-01 Cold Weather Performance Test Procedure for Diesel Vehicles