National Item Identification Number
01-174-4020
011744020
1680-01-174-4020
1680011744020
National Stock Number
Item Name
FILTER,AIRCRAFT INSTRUMENTS
Federal Supply Class
1680
Description
An air filtering device designed to clean and dry the air flowing to the sensitive vacuum operated flight instruments in an aircraft.
Commercial and Government Entity Code (Supplier Data)
82918
Reference Numbers (Part Numbers)
458-54700-502
Required Categories
SPECIAL FEATURES
CRITICALITY CODE JUSTIFICATION
III END ITEM IDENTIFICATION
Required Description
NUCLEAR HARDENED ITEM;ADD PART NUMBER AND SERIAL NUMBER WITH TYPEWRITER OR STEEL
