National Item Identification Number
00-143-9932
001439932
1660-00-143-9932
1660001439932
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)
76301
73030
Reference Numbers (Part Numbers)
32-831606-127
740564-6
Required Categories
Required Description