A mechanical device having adjustable blades set in a frame which permits the passage of air through a radiator of an internal combustion engine. It may include various controls, manual or power operated control linkage and springs. See also grille, metal and ventilator, air circulating.
NSN 2925-01-407-3437
NSN 6130-01-456-5841
NSN 6145-01-168-4027
NSN 5930-00-521-2552
NSN 5960-01-406-4136
NSN 5915-01-271-5748
NSN 6685-01-511-9504
NSN 5905-01-551-1288
NSN 5990-01-534-8609
NSN 6620-01-498-4780
NSN 6150-00-901-7264
NSN 5915-01-048-2817