National Item Identification Number
00-957-6842
009576842
1660-00-957-6842
1660009576842
National Stock Number
Item Name
VALVE ASSEMBLY,ENVIRONMENTAL CONTROL,AIRCRAFT
Federal Supply Class
1660
Description
An assembly of two or more valves on a common mounting performing separate functions. It is used on the aircraft to control the environmental system.
Commercial and Government Entity Code (Supplier Data)
19156
Reference Numbers (Part Numbers)
40A571
40A571
Required Categories
GENERAL CHARACTERISTICS ITEM DESCRIPTION
Required Description
METAL
1.750 IN. NOMINAL BODY DIAMETER
0.188 IN. NOMINAL BODY WIDTH