Fisher 657 Diaphragm Actuator Size 60 0.4 to 2.0 bar (6 to 30 psig)

657-60-6-30

Fisher 657 direct-acting actuator, Size 60, 0.4 to 2.0 bar (6 to 30 psig). High thrust capability, molded diaphragm, rugged cast iron/steel construction. Genuine, ready stock, bulk pricing available.

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The Fisher 657 direct-acting diaphragm actuator (Size 60, 0.4 to 2.0 bar (6 to 30 psig)) features a molded diaphragm in a deep casing for excellent linearity, high thrust capability, and rugged thick-walled cast iron or steel construction. Its split-block stem connection provides solid motion transfer for accurate valve positioning.

Key Features

  • SIL3 capable, certified by exida
  • Top- and side-mounted handwheels available
  • Maximum allowable thrust 30246 N
  • Molded diaphragm, deep casing for excellent linearity
  • Effective diaphragm area 1006 cm2, 51 mm travel
  • Temperature range -40 to 82 C standard, to 149 C with silicone diaphragm

Full Configuration Details

Complete Ordering Code:
657
Actuator Specifications
Size
Actuator Size
Size 60
Spring
Spring Range
0.4 to 2.0 bar (6 to 30 psig)
Area
Effective Diaphragm Area
1006 cm2
Travel
Maximum Travel
51 mm
Thrust
Max Allowable Thrust
30246 N
Action
Action
Direct-acting
Temp
Temperature Range
-40 to 82 C (standard)
Conn
Signal Connection
1/4 NPT internal

Wholesale Pricing, Genuine & In Stock

Bulk and OEM pricing on Fisher 657 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.

Request a Quote

Email: sales@gt-exim.com  |  WhatsApp: +86 17719526488

Full Configuration Details

Complete Ordering Code:
657
Actuator Specifications
Size
Actuator Size
Size 60
Spring
Spring Range
0.4 to 2.0 bar (6 to 30 psig)
Area
Effective Diaphragm Area
1006 cm2
Travel
Maximum Travel
51 mm
Thrust
Max Allowable Thrust
30246 N
Action
Action
Direct-acting
Temp
Temperature Range
-40 to 82 C (standard)
Conn
Signal Connection
1/4 NPT internal

Documents

Manuals: