- Direct air operated 2 port valve
- Proper selection of body and sealing materials permits application of a wide variety of fluids
- Valve body available in N.C. or N.O.
- Port size : Rc(PT)1/8
- Pilot pressure: 0.25 to 0.7MPa
- Compatible with high viscosity fluids (500cSt)
Series image. Appearance may vary by model and options.VXA21/22
VXA21/22 Single Unit, Direct Air Operated 2 Port Valve
Explore the features, model options and technical documentation for VXA21/22. Contact Pnoneks to select the full part number for your application.
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Selecting VXA21/22
Selecting VXA21/22: review the full part number and your system conditions when considering this Fluid control record. Share Size, Orifice, Style, Option, Port Size, Thread, Bracket, the required quantity and your application notes with Pnoneks. Final compatibility and lead time are confirmed during quotation.
The essentials for selection.
- Manufacturer
- SMC
- Series
- VXA21/22
- Product group
- Fluid control
- Function
- Process Valves
- Applications
- Suitability is evaluated against technical specifications and application conditions.
- Selection parameters
- Size, Orifice, Style, Option, Port Size, Thread, Bracket
Exact dimensions, operating ranges and compatibility depend on the full part number. Review the relevant SMC documentation and application conditions for technical selection.
Features and model options
Technical descriptions and values below are preserved in the manufacturer’s original language. Options describe alternatives within the series; not every combination is valid. We will verify the full part number when quoting.
| Parameter | Options / values |
|---|---|
| Size | No.1 · No.2 |
| Orifice | 2 (3 mm) · 3 (4.5 mm) · 4 (6 mm) · 5 (8 mm) · 6 (10 mm) |
| Style | 0 (Normally Closed) · 2 (Normally Open) |
| Option | Brass Body, NBR Seal · A (Brass Body, FPM Seal) · B (Brass Body, EPR Seal) · G (Stainless Steel Body, NBR Seal) · H (Stainless Steel Body, FPM Seal) · J (Stainless Steel Body, EPR Seal) · M (Non-leak, Stainless Steel Body, FPM Seal) · V (Non-leak, Brass Body, FPM Seal) |
| Port Size | 01 [1/8 (6A)] · 02 [1/4 (8A)] · 03 [3/8 (10A)] · 04 [1/2 (15A)] |
| Thread | Rc · F (G) · N (NPT) · T (NPTF) |
| Bracket | None · B (Bracket) |



