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Kingston Quick-Opening - Self-Closing Flow Control Valves

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KINP 305A-4-1 - ½″ - 0 to 150 PSI

Part Number: KINP 305A-4-1


KINP 305A-5-1 - ¾″ - 0 to 150 PSI

Part Number: KINP 305A-5-1

Regular Price: $230.42

Special Price $134.38

KINP 305B-4-1 - ½″ - 150 to 400 PSI

Part Number: KINP 305B-4-1


KINP 305B-5-1 - ¾″ - 150 to 400 PSI

Part Number: KINP 305B-5-1


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Quick Overview

Normally closed, quick open, self-closing valve. Heavy duty brass construction. Pressure operating range of Model 305A: 0 to 150 PSI. Pressure operating range of Model 305B: 150 to 400 PSI.

Additional Information

Manufacturer Kingston, F.C.


Model 305A Valve for Pressures to 150 PSI

Model 305B Valve for Pressures Above 150 PSI

Kingston Model 305 Normally Closed, Quick Opening Valve has a stem design that permits pressure equalization across stem seat allowing ease of operation at high pressures. This valve has a body of heavy cast brass with internal components of machined brass. Springs are stainless steel. The valve disc and O-ring are Viton. Maximum working temperature, 200?F. This valve is not recommended for steam service. Excellent for agricultural and industrial spray applications.

  • Cast red brass body
  • Heavy duty construction for lasting performance
  • Heavy duty flow control
  • Kingston quality design, engineering and precision manufacturing
  • Precision machined for smooth operation
  • Precision machined with soft seat
  • Tested in National Board Approved Quality Assurance Process