A medical infusion pump pressure plate alignment system and components that include a chassis, a sensor module, and a pressure plate in various embodiments. The pressure plate has a first end pivotally mounted to the chassis of the control module for pivotal retention and a second end selectively mounted to the chassis of the control module. The pressure plate, hooks or rail contain recessed or projection features configured for receipt of the complementary features of the sensor module. Additional alignment features can include a retaining component incorporated with the hook, a guide feature on the outer surface of the pressure plate, and a kickstand feature attached to the rail.