4090 & 4091

Stainless Steel High Pressure Ball Valve

4090 & 4091 - Stainless Steel High Pressure Ball Valve


  • Manufactured in Italy
  • Stainless steel 316
  • Available with:
    ISO 7 threads - Series 4090
    ANSI/ASME B1.20.1 NPT threads - Series 4091
  • Blow-out proof stem
  • Full bore
  • Must be operated in fully open or closed position
  • All valves pressure tested during production
  • Size range: 6mm to 65mm



  • Temperature range: -30°C to 100°C
  • Maximum operating pressure at nominal temperatures:
  • 6mm to 15mm: 50,000 kPa
  • 20mm: 40,000 kPa
  • 25mm to 50mm: 35,000 kPa
  • 65mm: 15,000 kPa
  • For ratings at specific temperatures refer to graph overleaf

Product Enquiry Form

The information in this specification must only be used for assessing a product’s suitability for a particular use.
The information remains the intellectual property of Zetco Valves Pty Ltd and must not be used or reproduced for any other purpose without Zetco’s prior written permission.