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 5935-01-247-4037
NSN 5915-01-190-9476
NSN 5855-01-594-7809
NSN 4140-01-216-5118
NSN 6145-00-106-0611
NSN 5975-01-449-3950
NSN 6320-00-456-2092
NSN 6320-01-583-6809
NSN 6645-00-922-8312
NSN 7035-00-541-8516
NSN 6645-00-145-6411
NSN 6645-01-521-5637