Home Aircraft Parts 3902011-01 TUBE DIVERTER VALVE, MODULATED PRESSURE 3902011-01 TUBE DIVERTER VALVE, MODULATED PRESSURE 390201101 SKU: 3902011-01 Categories: Aircraft Parts, Engine Parts, Pratt & Withney, PW-901A/C Tags: diverter, MODULATED, Pressure, TUBE, Valve