National Item Identification Number
00-368-6143
003686143
4240-00-368-6143
4240003686143
National Stock Number
Item Name
VALVE,ANTIBACK DRAFT,PROTECTIVE SHELTER
Federal Supply Class
4240
Description
An item consisting of a metal frame, to which is attached a hinged metal flapper plate. The fluctuating flapper plate automatically regulates the pressure between the outer air locks and the atmosphere of protective shelters. Excludes DRAFT CONTROL, FLUE, AUTOMATIC.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
MILV3293
Required Categories
Required Description