
ASCO E290B010 - Angle-Body Pressure-Operated Piston Valve, G1 2/2 N/C, Bronze
ASCO E290B010 Angle-Body Pressure-Operated Piston Valve — bronze body, G1 port, 25 mm orifice. Series 290 pressure-operated angle-body piston valve, 2/2 normally closed, bronze body, G1 (ISO 228/1), 25 mm orifice, Cv 19.08, entry under disc, 63 mm operator, 4 bar pilot, 0-10 bar, air/water/light oil/steam.
MPN / SKU: E290B010
E290B010 Applications
The ASCO E290B010 is a Series 290 pressure-operated angle-body piston valve in bronze, configured 2/2 normally closed with entry under the disc for anti-water-hammer closure. With a G1 (ISO 228/1) connection, 25 mm orifice, and Cv 19.08, it is air-piloted at 4 bar via a 63 mm operator and handles air, inert gas, water, light oil, and steam from 0-10 bar up to 184 C. The robust bronze construction suits steam service, hot-water systems, industrial process lines, and high-flow fluid control demanding durable, high-capacity shut-off.
E290B010 Specifications
| Function | 2-Way / 2/2 Normally Closed | Body Material | Bronze |
| Pipe / Port Size | G1 (ISO 228/1) | Orifice Size | 25 mm |
| Flow (Cv) | 19.08 | Actuation | Pressure Operated (Air Piloted) |
| Operator Diameter | 63 mm | Pilot Pressure | 4 bar |
| Operating Pressure | 0-10 bar | Media | Air, Water, Light Oil, Steam |
Trusted by





