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Valves > Poppet Valve > Direct Cam Operated - 2-way - Normally Closed
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Direct Cam Operated
Normally Closed
Air, Oil, Water or Vacuum

       
Product Profile
Specifications
and Model Numbers
Technical Information
       

Specifications




ANSI Symbol
Body Cast Bronze (ASTM B-61)
Internal Parts Brass, Bronze and Stainless Steel
Seals* Buna-N Standard (Optional Seals Available)
Temperature Range -30° F to +250° F with Standard Seals (400°F with optional Viton® seals)
Pressure Rating Vacuum-500 PSI
Higher pressure ratings available, consult factory

 

NOTES:

*Main poppet seal on all models is Viton® which provides better wear characteristics and longer life. The balance of the seals are Buna-N.

Use -31 suffix for vacuum service


Model Numbers

NPT Pipe Size
(inches) 		Cv Factor Weight (pounds) Model Number
1/4 1.9 3.00 321704
3/8 3.8 3.00 321706
1/2 4.0 3.00 321708
3/4 3.87 3.75 321712
1 8.06 5.25 321716
1 1/4 17.10 8.00 321720
1 1/2 23.6 10.5 334824
2 38.0 18.5 324832


How to Order Example:

This would be a direct cam operated, normally closed valve with 1 1/2" NPT ports, "-25" seal option for non-lube air service, and a "-31" seal option for vacuum service.

Note: When ordering, always state:
  1. Model
  2. Seal Option Code or Codes

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