National Item Identification Number
00-915-9861
009159861
1660-00-915-9861
1660009159861
National Stock Number
Item Name
TURBINE,AIRCRAFT COOLING
Federal Supply Class
1660
Description
A nonpositive displacement mechanical device designed to provide cool air in aircraft air conditioning systems. Cool air or reduction in temperature is obtained when the heat or energy of compressed air is removed by converting it to work or mechanical energy to drive an impeller wheel. Compressed air is directed through nozzle vanes and impinged upon the blades of a turbine wheel creating rotary motion which drives an impeller wheel. Consists of an impeller wheel, a turbine wheel matched with a nozzle ring on a bearing mounted shaft within a scroll type housing(s).
Commercial and Government Entity Code (Supplier Data)
70210
70210
Reference Numbers (Part Numbers)
203765-3-1
203765-6-1
Required Categories
GENERAL CHARACTERISTICS ITEM DESCRIPTION
III REFERENCE DATA AND LITERATURE
III
Required Description
LENGTH IS 17.120 IN. TO 17.420 IN.
ROTATION CLOCKWISE
15A3-2-46-4
ENVIRONMENT