Gearbox, accessory drive, turbine engine, part number 386720-1-31
Reference Data And Literature
Af to. 2ja16-2-4 applies
General Description
Cres, ams5643, 3.495 in. Min, 3.505 in. Max lg, 1.531 in. Min, 1.536 in. Max w, heat treat to rockwell hardness rc31-39, per airesearch specification number ht5038