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KINGSTON VALVES POP Safety Valves

Kingston pop safety valves are ideal for controlled regulation of air and gas used in process control equipment, food & beverage dispensers, rockets and MRI machines.

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KINGSTON VALVES 128AP-2-000A
KINGSTON VALVES 111X-2-000B
StyleModelPressure Range
A
128AP-2-000		5-300 Psi
RFQ
A
128AT-2-000		5-300 Psi
RFQ
B
111X-2-000		5-400 Psi
RFQ

Features

  • Kingston pop safety valves feature brass construction for low friction and long service life.
  • They have an operating pressure ranging from 1 to 400 PSI.
  • These pop safety valves further feature an operational temperature range from 250 to 300 degrees F.
  • These precise machine valves come with a soft seal ensuring rigid leakproof valves.
  • Kingston 111X-2-000 safety valve is suitable for gaseous cryogenic applications and comes with a stainless steel spring that resists corrosion.
  • Kingston 128AT-2-000 toggle safety valve & 128AP-2-000 pull-ring safety valve are suitable for regulating flow.

Frequently Asked Questions

What type of flow do Kingston pop safety valves have?

They feature a vent-to-atmosphere connection flow to prevent air contamination.

How to install this pop safety valve?

  • The valve must be mounted vertically.
  • It should be seated in a place that will not execute the discharge at personnel traffic places.
  • The valve subjected to vibration is to be set at high pressure over the system working pressure preventing premature opening.
  • For normal installations, it is required the valve should be set at a minimum of 5 PSI or 10%, whichever highest, over the operational pressure of the system.

What sizes of connectors are used in these Kingston pop safety valves?

  • Kingston 111X Series valves: 1/4 inch NPT
  • Kingston 128A Series valves: 1/8 inch & 1/4 inch NPT

What is the difference between safety valves and relief valves?

Relief valves are intended to protect equipment from overpressurised conditions and assist your facility in preventing system failures, wheras safety valves are pressure valves aimed to safeguard people, property and operational processes.

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