An item designed for the purpose of injecting a carefully controlled amount of foam liquid into a horizontal fire main or fire hose line depending upon the flow of water through the main or line. It consists of a positive displacement rotary foam liquid pump driven by a positive displacement rotary water motor through a solid type coupling. The pump suction is connected to a source of foam liquid and the discharge is connected to the downstream side of the water motor. For tank type proportioners, see proportioner, fire extinguishing foam. Excludes generator, foam, pump.
NSN 7035-00-008-4173
NSN 6220-01-599-0592
NSN 5985-00-139-1795
NSN 5895-01-469-7842
NSN 5965-01-633-8849
NSN 6145-01-513-0637
NSN 6240-01-476-1612
NSN 5975-00-793-4036
NSN 5855-00-688-9954
NSN 6620-01-125-3932
NSN 5985-00-930-4211
NSN 5905-00-860-4062