Quick view Add to Cart Overhaul Instructions with Parts Breakdown for Solenoid Operated 3-Way Hydraulic Selector Valve - 3000 PSI - Model 640 Document Part Number: NAVAER 03-30ACP-501 Number of pages: 4Part Number: NAVAER 03-30ACP-501Revision Date: 15-Dec-1955Description: Mfg By: Aircraft Products MSRP: Was: Now: $15.00