This No Lead Brass Union tee is perfect for pressure tank installations where the tank has a 1 1/4" Female connection.  For example, Well-X-Trol WX-205, WX-250, WX-251, WX-252, WX-255, WX-302, WX-350 or AO Smith AOS250, AOS251, AOS252, AOS302, AOS350.

Tank connection: 1 1/4" MPT
The side ports are 1 1/4" MPT / 1" FPT
The top ports are 1/4" FPT (for pressure switch / pressure gauge)
The front ports are 3/4" FPT (for pressure relief valve / boiler drain)
Center End Length: 13"