Single/Dual

• Single (347)
• Dual Assembly With Unions (240)
• Dual Assembly Without Unions (240)

Model Number

• 805 Series (240)
• 805R Series (240)
• 815 Series (240)
• 850/851 Series (52)
• 850R/851R Series (52)
• Liquid Series (3)

Inlet Connection Style

• FNPT (339)
• MNPT (200)
• SW (288)

Outlet Connection

• 1-1/4" (483)
• 1-1/2" (292)
• 2" (52)

Outlet Connection Style

• FNPT (487)
• MNPT (52)
• SW (288)

Pressure Relief Setting

• Custom (54)
• 75 PSI (46)
• 100 PSI (46)
• 125 PSI (45)
• 150 PSI (53)
• 175 PSI (53)
• 200 PSI (53)
• 225 PSI (53)
• 250 PSI (53)
• 275 PSI (53)
• 300 PSI (53)
• 325 PSI (53)
• 350 PSI (53)
• 375 PSI (53)
• 400 PSI (53)

Valve Finish

• Anodized Aluminum (52)
• Ductile Iron (199)
• Stainless Steel (576)

Temperature Range

• (')-20°F to 275°F (501)
• (')-400°F to 400°F (270)
• -20°F to 275°F (35)
• -400°F to 400°F (18)

Valve Capacity

• 36.5 GPM (3)

Brands

• Cyrus Shank (827)