National Item Identification Number
01-511-7449
015117449
4520-01-511-7449
4520015117449
National Stock Number
Item Name
TERMINAL,VENTILATION DUCT
Federal Supply Class
4520
Description
A fabricated device, generally constructed with a flared end and a straight or elbow type body. It may contain a damper and is designed to be used at the end of a ventilating duct to control the quantity and/or the direction of air flow.
Commercial and Government Entity Code (Supplier Data)
82340
Reference Numbers (Part Numbers)
120921-5
Required Categories
OVERALL DEPTH
MATERIAL
LENGTH
WIDTH
SPECIAL FEATURES
III END ITEM IDENTIFIC
Required Description
5.750 INCHES NOMINAL
ALUMINUM ALLOY
6.560 INCHES
9.790 INCHES
EXPANSION JOIN