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- Steel Coupling 1/4" BSP Weldable
- Coupling 1/2'' steel for welding
- Washer metal rubber M10
- Washer metal rubber 1/4''
- Coupling 1 1/4'' steel for welding
- Washer metal rubber M12
- Copper washer 11x16x1mm
- Coupling 1 1/2'' steel for welding
- Washer metal rubber M14
- Washer metal rubber 1/2''
- Coupling 1'' steel for welding
- Washer metal rubber M8
Browsing options
Categories
Coupling Type
Material
Pressure
Connection 1
Thread Type – Connection 1
Connection 2
Thread Type – Connection 2
Coupling 1 1/2'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1 1/2'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1 1/4'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1" NPT Class 6000 (413 bar) Stainless Steel 316L (1.4404)
- pressure class: 6,000 lbs (i.e., 413 bar)
- 3.1 certification
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1'' NPT 321 cl.3000
- mufa wysokociśnieniowa (206bar)
- atest 3.1
Availability: on sale
Dispatched within: 2-3 weeks
Coupling 1/2" NPT Class 6000 (413 bar) Stainless Steel 316L (1.4404)
- pressure class: 6,000 lbs (i.e., 413 bar)
- 3.1 certification (free of charge)
- country of origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/2'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/2'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/2'' x 1'' NPT 316L cl.3000
- High-Pressure coupling
- Certificate 3.1
Availability: on sale
Dispatched within: 24 hours
Coupling 1/2'' x 3/4'' NPT 316L cl.3000
- High-Pressure coupling
- Certificate 3.1
Availability: on sale
Dispatched within: 24 hours
Coupling 1/4" NPT x 1/2" Socket Weld 304L Class 3000 SW
Availability: on sale
Dispatched within: 24 hours
Coupling 1/4'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/4'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/4'' x 1'' NPT 316L cl.3000
- High-Pressure coupling
- Certificate 3.1
Availability: on sale
Dispatched within: 24 hours
Coupling 1/8'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 1/8'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 2 1/2'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 4-10 business days
Coupling 2 1/2'' NPT 304L cl.3000
- high-pressure coupling
- certificate 3.1 (free of charge)
- origin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 2'' 316L NPT cl.3000
- certificate 3.1
- orgin: European Union
Availability: on sale
Dispatched within: 24 hours
Coupling 2'' NPT 321 cl.3000
- mufa wysokociśnieniowa (206bar)
- atest 3.1
Availability: on sale
Dispatched within: 24 hours
Coupling 3" NPT Class 3000 Stainless Steel 304L (1.4301)
- stainless steel coupling
- for high pressure: 206 bar
- 3.1 certification
- origin: European Union
Availability: last items
Dispatched within: 24 hours
Stainless Steel NPT Threaded Couplings and Half Couplings – Internal Thread
Stainless steel NPT threaded couplings and half couplings with internal threads are designed for connecting pipes, valves, pumps and industrial equipment using the NPT (National Pipe Thread) standard. They provide a durable, corrosion-resistant and leak-tight threaded connection for hydraulic, pneumatic, oil, gas and industrial systems.
At the POLBERIS online store you will find stainless steel NPT threaded couplings and half couplings manufactured from high-quality stainless steel, ensuring excellent resistance to corrosion, moisture, chemicals and demanding operating conditions.
These products are also commonly known as stainless steel NPT threaded couplings, half couplings, female couplings, socket couplings, threaded sockets, pipe couplings, NPT fittings, threaded connectors and female thread adapters.
Stainless steel NPT threaded couplings are widely used by hydraulic engineers, welders, plumbers, maintenance technicians, machine builders and industrial installers for connecting valves, pumps, filters, pressure gauges, compressors and other industrial pipeline components.
Whether you need a standard stainless steel NPT threaded coupling or a professional half coupling for industrial, marine, food processing or chemical applications, POLBERIS offers a wide selection of reliable stainless steel NPT threaded fittings designed for long-lasting performance.