National Stock Number: 2540-27-048-6753
Federal Supply Class: 2540
National Item Identification Number: 270486753
Description: VANTILATOR, HAVA SI
Detail: A DEVICE DESIGNED TO ALLOW VENTILATION WITHOUT EXCESSIVE DRAFTS. IT MAY CONSIST OF EITHER A DEFLECTOR OR LOUVERS, STATIONARY OR ADJUSTABLE TO DEFLECT THE DIRECTION OF AIR FLOW. EXCLUDES ITEMS WITH FANS.
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