Velocity-5500; blade styl-round butterfly
A motor actuated device used to maintain an (adjustable) constant pressure difference between two rooms in a ship or between one room and outdoors. for spring loaded device see control unit, air pressure, spring loaded (66597).
NSN 5855-01-070-8084
NSN 5905-00-399-8662
NSN 5998-01-415-7738
NSN 6685-01-467-8789
NSN 5935-01-202-4395
NSN 5998-00-903-9182
NSN 5996-00-126-3153
NSN 5996-01-087-7285
NSN 6650-01-533-7109
NSN 6145-01-205-3009
NSN 5855-00-361-0167
NSN 6150-00-981-5089