NIBCO LD-2000-3 4" Butterfly Valve THPU32HP7Y and V-4324 valve bodies

and V-4324 valve bodies

Built with a heavy-duty plated steel frame and a NEMA 1 enclosure

How do I ensure the 1/2-inch bore fits securely

How do I identify this switch in the field

NIBCO LD-2000-3 4" Butterfly Valve THPU32HP7Y and V-4324 valve bodiesThe NIBCO LD 2000 3 4" Butterfly Valve is a ductile iron lug butterfly valve engineered for precision flow control in commercial HVAC, mechanical, and industrial process applications. Built with a lead free ductile iron body and an EPDM molded in seat liner, this valve provides bi directional dead end service without the need for a downstream flange. Its bubble tight shutoff is rated for 200 PSI non shock cold working pressure, ensuring reliable