5/2 way pneumatic valve (SK520 series): aluminum body provides high quality and durability. Different port sizes from 1/8" ~1/2" for option.
1. Model: SK520-01S, SK520-01D, SK530-01D, SK520-02S, SK520-02D, SK530-02D, SK520-03S, SK520-03D, SK530-03D, SK520-04S, SK520-04D, SK530-04D. 
2. Port size: 1/8", 1/8", 1/8", 1/4", 1/4", 1/4", 3/8", 3/8", 3/8", 1/2", 1/2", 1/2". 
3. Fluid: compressed air (filtered through 40µ filter elements). 
4. Sectional area: 18mm², 18mm², 14mm², 18mm², 18mm², 14mm², 35mm², 35mm², 35mm², 70mm², 70mm², 54mm². 
5. Operating: single pneumatic: inner spring return, double pneumatic: piston. 
6. Pressure range: kgf/cm² 1.5~8, 1.5~8, 2~7, 1.5~8, 1.5~8, 2~7, 2~8, 2~8, 2~7, 2~8, 2~8, 2~7. 
7. Max. pressure: 9.9kgf/cm². 
8. Temperature range: -10°C~80°C. 
9. Net weight: 170g, 180g, 310g, 170g, 180g, 310g, 370g, 400g, 585g, 565g, 605g, 865g.