Bell & Gossett pressure reducing valve repair kit, which includes a diaphragm, strainer plug, strainer and gasket, round valve check, and loctite.Used On:110190B-38 Pressure Reducing Valve 12 PSIG (MCP12)110191B-38TU Pressure Reducing Valve 12 PSIG (MCP12)110192FB-38 Pressure Reducing Valve w/ FAST FILL 12 PSIG (MCP110193FB-38TU Pressure Reducing Valve w/ FAST FILL 12 PSIG110194#6 Pressure Reducing Valve 45 PSIG110195#7 Pressure Reducing Valve 45 PSIG110199#8 Dual Unit Valve Relief & Reducing (MCP12)110196B7-12 Pressure Reducing Valve 12 PSIG110200#8TU Dual Valve w/ NPT/Sweat Tailpiece Union (MCP12) SUBSTITUTE WITH 110199 or 110198110197F-3 Dual Unit Valve Reducing & Relief w/ Fast Fill (MCP12)110198F-3TU Dual Unit Valve w/ Fast Fill &NPT/Sweat Tailpc. (MCP12)110201F-8 Dual Unit Valve Relief & Reducing w/ Fast Fill (MCP12) SUBSTITUE WITH 110197110202F-8TU Dual Unit Valve w/ Fast Fill & NPT/Sweat Tailpc (MCP12) SUBSTITUTE WITH 110198