Williams Control 117830 Pneumatic Transmission Modulator WM-775B NOS

Williams control 117830

Pneumatic transmission modulator 

The WM-775 B transmission modulator is approved for use with the following Detroit Diesel, Allison Transmission models when used in conjunction with a Williams throttle system: AT-540,MT-640,MT650,HT-740,HT-750CRD,HT-750DRD,CLT-750,CLBT-750, and V-730.

WM-775 B Pneumatic Transmission Modulator When an air throttle is used on a vehicle with an Allison transmission, the cable transmission modulator provides the transmission with a signal proportional to the throttle position in order to control the transmission shift pattern. Port Sizes: Accepts 1/4 inch i.d. hose 45 SAE (or 37 JIC) fitting Maximum Supply Pressure 75 PSI (517 kPa) Operating Temperature -20 F to 250 F (-29C to 121C) Effective piston area 0.24 in2 (1,5 cm2) Mounting Replacing existing modular Materials Body Brass Diaphragm Polyacrylic elastomer O-Ring Vitron Weight 6 oz. (0,18 kg Cross References: wm775b

Government surplus new old stock 

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