PUMP WITH LONG TAPERED SHAFT AND WITHOUT KEY AH118324 DUAL GEAR PUMP, RELIEF VALVE BACK PLATE 123.8 MM (4.88 IN) FRONT PLATE MOUNTING FACE TO REAR PLATE 90.4 MM (3.56 IN) DISTANCE BETWEEN FRONT PLATE AND REAR PLATE 25.9 MM (1.02 IN) FRONT PUMP BODY [