Manufacturer Name: Belimo Product Number: B313 OEM Part Number: B313 Product Description: 1/2" 3Wayvlv 4.7Cv S.S. Trim Weight:0.71lbs/322.05g The Belimo B313 is a compact and adaptable three-way valve that allows for precise fluid management in HVAC systems. Its half-inch dimension and 4.7 Cv 9.4 GPM at 4 psi pressure drop capacity make it ideal for applications needing moderat... https://www.partshnc.com/12-3wayvlv-47cv-ss-trim-3