Praher Union [2" Slip x MPT w/O-Ring] (200-903) is a replacement union fitting from Praher Plastics designed for compatible pool and spa plumbing applications. Union fittings make equipment service easier by allowing sections of plumbing, valves, or connected components to be disconnected without cutting pipe.When working on pool and spa plumbing, valve, or electrical systems, matching the correct manufacturer part number is important. Use part number 200-903 to compare against the existing component, equipment diagram, or service documentation before installation. This helps confirm fit, reduce ordering errors, and keep the repair process moving efficiently. Genuine replacement-style component for compatible Praher Plastics applications Supports creating serviceable pipe connections during equipment repair Useful for repair, maintenance, or rebuild work on compatible systems Helps avoid replacing larger assemblies when only the service part is needed Confirm part number 200-903 and equipment compatibility before ordering This part is a strong choice for targeted maintenance where the goal is to restore dependable operation, improve serviceability, and keep pool or spa equipment working as intended.