Bailey Birkett G4 Pressure Reducing Valve - Fig 2043

The Kunkle Bailey 707MD Safety Relief Valve Male x Female features a top-guided design that combines an unobstructed seat bore with exceptional high lift capability. This valve is certified to BS EN 4126 Part 1 (BS6759 pt 1:2:3) and is designed for use with air/gas, steam/hot water (above 212°F / 100°C), and process liquids, depending on the specific model chosen. We customise the valve to meet your requirements and, upon request, provide a pressure test certificate to verify this prior to dispatch.

Specification

Sizes: 1/2" to 2"
Connections: BSP Male Inlet x BSP Female Outlet
Materials: Bronze body, Chrome Alloy spring
Disc: Stainless Steel
Medium: Air, Vapours, Gases, Liquids, and Steam
Set Pressure: 0.35 to 24 Barg
Temperature: -20 to +224 degC
Notes: Also referred to as IMI Bailey Birkett valves, Kunkle Emerson valves, and Safety Systems UK valves.

A marine self-closing lever valve is a manually operated valve featuring a spring-loaded lever mechanism that automatically returns to the closed position once the operator releases the lever. These valves are essential in scenarios where a brief, controlled release or sampling of fluids is required — particularly in marine settings to ensure safety and protect the environment.

Purpose of a Self-Closing Lever Valve

• Enables controlled manual release or draining of liquids.
• Safeguards against accidental or unattended open positions.
• Commonly utilised in:
  • Fuel and oil drain lines
  • Tank sampling points
  • Bilge or sludge drains
  • Lube oil system drains

We supply self-closing lever globe valves and flushing valves from several leading manufacturers. Please get in touch with us for your specific requirements.

The NABIC 520 High Lift Double Spring Safety Valve has been expertly designed and rigorously tested in accordance with BS6759 standards. Building upon the successful design of the NABIC 500 Safety Valve, the NABIC 520 boasts high capacity and robust PTFE seating, making it an excellent choice for steam, hot water, air, and inert gas applications. Furthermore, NABIC Valves now come with an industry-leading 5-Year Guarantee, ensuring reliability and peace of mind.

Specifications

Sizes: 2½" x Dual 2" (DN65), 3" x Dual 2½" (DN80), 4" x Dual 3" (DN100)
Connections: Flanged Inlet x Female BSPP Outlet
Materials: Gunmetal Body, Stainless Steel Wetted Parts, Stainless Steel with PTFE Disc
Set Pressure: 0.4 Barg to 12.5 Barg
Temperature Range: -20°C to 195°C Max
Note: We configure and test the valves to your specified set pressure before dispatching them.

Optimise your safety and efficiency with the NABIC 520 High Lift Double Spring Safety Valve, the ideal solution for various industrial applications.