Live Swivel for Pre-Rinse Spray Valves, pre-rinse hose and spray valve hex swivel with 7/8-20 UN female outlet and 7/8-20 UN male inlet. Fits all T&S spray valve handles, stainless steel construction, Certified to ASME A112.18.1 / CSA B125.1, NSF 61-Section 9 and NSF 372.