Manufacturers Standardization Society
MSS is the only organization in the world dedicated exclusively to the technical needs of the valve and fittings industry. Standards and codes are written and revised by 25 technical committees and address topics such as valves, valve actuators, pipe fittings, flanges, and pipe hangers.Most Popular From MSS
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MSS SP-55-2011
Priced From $167.00 -
MSS SP-97-2019
Priced From $100.00 -
MSS SP-25-2018
Priced From $173.00
Most Recent From MSS
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MSS SP-154-2023
Priced From $100.00 -
MSS SP-148-2023
Priced From $115.00 -
MSS SP-105-2023
Priced From $73.00
Explore Topics In MSS
- Cast Iron Valves
- Non-Ferrous Industrial Valves
- Ball Valves
- Water Works Valves & Fittings
- Plastic Valves & Fittings
- Steel Valves
- Diaphragm Valves
- Butterfly Valves
- Instrument Valves
- Fuel Gas Valves, Fittings & Pipe Components
- Iron Flanges & Flanged Fittings
- Steel Flanges & Flanged Fittings
- Forged Steel Fittings
- Non-Ferrous Fittings & Flanges
- Ferrous Threaded Fittings
- Wrought Welding Fittings
- Pipe Hangers
- Valve Actuators
- Marking & Terminology
- Quality Standards
- Valve Operation
- Packings & Gaskets
- Valve Modification
- Knife Gate Valves