Model Number

• 803 Series (33)
• 804 Series (32)
• 804R Series (32)
• 805 Series (32)
• 815 Series (32)
• CS5602B Series (32)
• CS5602C Series (32)
• Liquid Series (4)

Inlet Connection

• 1/2" (101)
• 3/4" (64)
• 1" (64)

Outlet Connection

• 3/4" (37)
• 1" (128)
• 1-1/4" (32)
• 1-1/2" (32)

Pressure Relief Setting

• Custom (15)
• 50 PSI (2)
• 75 PSI (15)
• 100 PSI (16)
• 125 PSI (14)
• 150 PSI (14)
• 175 PSI (14)
• 200 PSI (14)
• 225 PSI (14)
• 250 PSI (14)
• 275 PSI (14)
• 300 PSI (14)
• 325 PSI (14)
• 350 PSI (14)
• 375 PSI (14)
• 400 PSI (13)

Temperature Range

• (')-20°F to 275°F (105)
• (')-400°F to 400°F (106)
• -20°F to 275°F (7)
• -400°F to 400°F (7)

Valve Capacity

• 25.9 GPM (4)