Downloaded from https://www.everyspec.com MIL-STD-1808B SYSTEM SUB-SYSTEM TITLE DEFINITION 83 ACCESSORY GEARBOX The subsystem components remotely installed and connected to the engine by a drive shaft and that drive multiple types of accessories. Does not include those accessory drives bolted on and immediately adjacent to the engine (see System 72, ENGINE). 00 GENERAL 10 DRIVE SHAFT SECTION The portion of the system used to conduct power from the engine to the gearbox. Includes drive shaft, adapters, seals, etc. 20 GEARBOX SECTION The portion of the system that includes the case, gear trains, and shafts. Includes gears, shafts, seals, oil pumps, coolers, etc. 90