Single/Dual

• Single (462)
• Dual Assembly With Unions (457)
• Dual Assembly Without Unions (457)

Model Number

• 800 OP Series (287)
• 800 Series (306)
• 801 Series (288)
• 801DHC Series (144)
• 803 Series (152)
• CS5602A Series (192)
• Liquid Series (7)

Inlet Connection

• 1/2" (1376)

Inlet Connection Style

• FNPT (401)
• MNPT (927)
• SW (48)

Pressure Relief Setting

• Custom (86)
• 50 PSI (27)
• 75 PSI (86)
• 100 PSI (87)
• 125 PSI (84)
• 150 PSI (84)
• 175 PSI (84)
• 200 PSI (84)
• 225 PSI (84)
• 250 PSI (84)
• 275 PSI (84)
• 300 PSI (84)
• 325 PSI (84)
• 350 PSI (84)
• 375 PSI (84)
• 400 PSI (83)

Valve Finish

• Black Oxide Coated (147)
• Carbon Steel (147)
• Ductile Iron (296)
• Stainless Steel (786)

Temperature Range

• (')-20°F to 275°F (1010)
• (')-400°F to 400°F (276)
• -20°F to 275°F (65)
• -400°F to 400°F (18)

Valve Capacity

• 20.7 GPM (2)
• 25.9 GPM (5)

Brands

• Cyrus Shank (1375)
• Parker Refrigeration Specialties (1)