253B-1-40-1 | MKS Throttle Valve MKS Throttle ValveOEM Part Number 253B-1-40-1 AVAILABLE FOR SERVICE REBUILD ONLY Download Datasheet Complete our service request form for an estimate SKU: 253B-1-40-1-REP Category: Valves Description Datasheet Description OEM Part Number 253B-1-40-1 MKS Throttle Valve Download Datasheet Related products Out of Stock View Details 853-013541-002 | MDVX Throttle Valve Call 1-888-736-4476 to check availability. Out of Stock View Details 153D-2-50-2 | MKS Throttle Valve Call 1-888-736-4476 to check availability. Out of Stock View Details A440-03-000 | Edwards Exhaust Check Valve Call 1-888-736-4476 to check availability.