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 5895-01-076-4106
NSN 6320-01-442-3428
NSN 5920-00-532-3926
NSN 6105-01-052-7062
NSN 5990-00-524-2293
NSN 5930-01-502-6569
NSN 5960-01-595-6515
NSN 4140-00-694-1936
NSN 2925-01-055-7607
NSN 6220-01-207-0523
NSN 5895-01-028-3248
NSN 6145-01-453-2568