Fisher 667 Diaphragm Actuator Size 70 0.2 to 1.0 bar (3 to 15 psig) Reverse-Acting
Fisher 667 reverse-acting actuator, Size 70, 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 70, 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 76 mm travel and 1419 cm2 diaphragm area.
Key Features
- SIL3 capable, certified by exida
- Rugged thick-walled cast iron and steel construction
- Maximum allowable thrust 39142 N
- Reverse-acting, spring-opposed design for fail-safe positioning
- Effective diaphragm area 1419 cm2, 76 mm travel
- Temperature range -40 to 82 C standard, to 149 C with silicone diaphragm
Wholesale Pricing, Genuine & In Stock
Bulk and OEM pricing on Fisher 667 diaphragm actuators, all 100% original and brand new. Ready stock, 48-hour dispatch, and a full 1-year warranty. We quote volume orders within 12 hours.
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Email: sales@gt-exim.com | WhatsApp: +86 17719526488
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