Model Number

• 850/851 Series (12)
• 850R/851R Series (12)

Outlet Connection

• 1-1/2" (24)

Pressure Relief Setting

• Custom (2)
• 150 PSI (2)
• 175 PSI (2)
• 200 PSI (2)
• 225 PSI (2)
• 250 PSI (2)
• 275 PSI (2)
• 300 PSI (2)
• 325 PSI (2)
• 350 PSI (2)
• 375 PSI (2)
• 400 PSI (2)

Brands

• Cyrus Shank (24)