Patriot Harsh Duty Valve

Patriot Valve HDV

Made Strong To Last Long

The Patriot Harsh Duty Valve is a bonded urethane valve that will hold up to the most hostile drilling environment.  The Patriot HD Valve will withstand High Pressure, High Temperature and High Solids.

Superior Performance, Long Run Life, Excellent Abrasion Resistance and Sealing Surface coupled with the highest rated chemically resistant urethane make the Patriot HD Valve an excellent choice for any drilling application.


Features & Benefits:

  • Over 40 years of manufacturing mud pump expendables
  • All Patriot parts are manufactured in-house and not sub contracted
  • Unique urethane bonding anchor
  • Reliable with the highest quality control
  • High Temperature Urethane
  • Excellent extrusion and abrasion resistance
  • The strongest urethane bond of any valve for increased service life and a stronger seal
  • Excellent chemical resistance
  • Greater valve life
  • 7500+ psi rated
  • 300°F rated urethane
  • Precision machined
  • Carburized and heat treated
  • Full open seat
  • API-6 – 8 available
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Part Number Description
S-API6-VHD Valve assembly bonded HD, API-6, Full Open
S-API6-S Valve seat, API-6, Full Open
S-API6-NT Valve seat, API-6, Full Open, National Type Taper


Part Number Description
S-API7-VHD Valve assembly bonded HD, API-7, Full Open
S-API7-S Valve seat, API-7, Full Open
S-API7-NT Valve seat, API-7, Full Open, National Type Taper


Part Number Description
S-API8-VHD Valve assembly bonded HD, API-8, Full Open
S-API8-S Valve seat, API-8, Full Open
S-API8-NT Valve seat, API-8, Full Open, National Type Taper
S-API-8-WRT Valve seat, Wirth Pumps, Full Open