Fisher 667 Reverse-Acting Pneumatic Actuator Size 46 0.2 to 1.0 bar (3 to 15 psig)
Fisher 667 reverse-acting actuator, Size 46, 0.2 to 1.0 bar (3 to 15 psig). High thrust capability, molded diaphragm, rugged cast iron/steel construction. Genuine, ready stock, bulk pricing available.
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Engineered for reliable control-valve positioning, the Fisher 667 (Size 46, 0.2 to 1.0 bar (3 to 15 psig)) applies air pressure to the lower diaphragm casing to drive the stem upward against the spring. It provides fail-closed action on push-down-to-close valves and fail-open action on push-down-to-open valves, with 51 mm travel and 1006 cm2 diaphragm area.
Key Features
- Reverse-acting, spring-opposed design for fail-safe positioning
- Split-block stem connection for solid motion transfer
- Molded diaphragm, deep casing for excellent linearity
- SIL3 capable, certified by exida
- Effective diaphragm area 1006 cm2, 51 mm travel
- Top- and side-mounted handwheels available
Genuine Parts, Fast Delivery, Full Support
Every 667 actuator is factory-certified, 100% genuine, and covered by a 1-year warranty with after-sales technical support. Ready stock ships within 48 hours worldwide. Bulk pricing available — contact us for a quote within 12 hours.
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Email: sales@gt-exim.com | WhatsApp: +86 17719526488
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