LEXAIR 321304 1/4" 2-Way Direct Pilot Normally Open Poppet Valve

Manufacturer: Lexair
SKU: LX-321304
Manufacturer part number: 321304
$190.00 Call to Order

The LEXAIR 321304 Poppet Valve is now available through TFC Industrial Controls. Please call us at 501-758-6331 to order, inquire about lead time, availability or quantity discounts. A poppet or mushroom valve is typically used to control the timing and quantity of gas or vapor flow into an engine.

Our 1/4" 2-way normally open direct pilot poppet valve provides bubble-tight closure, even under low-pressure conditions. Constructed from non-corrosive materials allowing compatibility with a wide variety of liquids and gases, ensuring long service life. With a standard operating pressure of 500 PSI, these durable, high-flow units are perfect for any of your high-pressure application requirements. 

  • For pressures higher than 500 PSI, please consult the factory
  • Quick positive control 
  • Many standard seal options
  • Easy in-line repair - saves on machine downtime
  • For Air, Inert Gases, Oil, Water, or Vacuum service
  • Configurable to your exact application need
Pilot Ratio1:1
Port Size1/4" NPT
Type2 Way Normally Open
Cv Factor2.56
ActuatorDirect Pilot Operated
Valve DesignPoppet
Bubble TightYes

Model Number

321304
Body Cast Bronze (ASTM B-61)

Pilot Cap

Anodized Aluminum
Internal PartsBrass and Stainless Steel
Standard Seals

Buna-N

Optional Seals
  • Molybdenum Disulfide Coated Buna-N
  • Viton®
  • Chemical / High Temp Service
  • Ethylene Propylene
  • Steam Service (Consult Factory)

(For further info see Seal Material document)

Weight (lbs)1.6
Pilot Port Size1/4" NPT

Temperature Range

-30° F to +250° F with standard Seals

(Optional Seal Temperature Range  -70° F to +400° F)

Pressure Range 

Vacuum to 500 PSI 

*Higher pressure ratings available, consult factory.