Tag: new standards

MSS Publishes Revised Standards for PTFE V-Ring Packing Sets and Instrument...

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry announces that SP-149-2023, Preformed Elastomeric and Polytetrafluoroethylene (PTFE) V-Ring Packing Sets for Waterworks Valves, has been revised and published by MSS.