National Stock Number: 4140-99-195-8393
Federal Supply Class: 4140
National Item Identification Number: 991958393
Description: REGISTER,AIR
Detail: AN ITEM WITH A GRILLE, DESIGNED TO AFFECT THE PROPER DISTRIBUTION OF COLD OR HEATED AIR TO AN ENCLOSED AREA. IT MAY HAVE ADJUSTABLE BLADES ON THE BACK TO REGULATE AND CONTROL THE FLOW OF AIR.
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