Figure 104

Liquid Relief Valve

• 3/8"- 3/4" sizes.
• Minimum pressure 10 PSI.
• Maximum on 3/8", 300PSI, 1/2" and 3/4", 350 PSI.

Figure 103+

Side Outlet Liquid Relief Valve

• 1/4" - 3/4" metal-to-metal seat.
• Some are available with Buna N, silicone, Teflon or Viton.
• Applicable for air or gas service.
• Pressures to 300 PSI, standard.
• Pressures 10 to 1000 PSI on Fig 103D, 1/4"

Figures 305A and 305B

Spring Loaded, Quick Opening Valves

• Lever or actuator operated
• 1/4" - 1-1/4" FPT, Buna N seals
• Available in Viton and or Teflon
• Also available less lever
• Air or liquid service
• 400 PSI Max.

Below 150 PSI use 305A above 150 PSI use 305B

Specify Pull or Squeeze lever

Figures 294A, 295, 292 & 296

Air Jack Valves

• 3-Port 2-step for single acting cylinders or rams
• 1/4" FPT
• 200 PSI Max
• For automotive lifting equipment and other uses

Figures 254A and 257

Spring Loaded, Quick Opening Valves

• Available with Buna N, Ethylene Propylene, Viton or Teflon seals
• Also available as 3-way
• Available with electro less nickels plating
• Air or liquid service
• 150 PSI Max.

F.C. Kingston is a 97-year-old "new" company.

The F.C. Kingston Quality System is ASME certified.

F.C. Kingston is known for high performance, high quality valves.

F.C. Kingston's manufacturing capabilities are built upon automated specialized equipment.