Key Specifications / Parameters
Part Number: 2E859702202
Product Type: Diaphragm (actuator component)
Compatible Actuator Model: Fisher Model 657, Size 60
Material: Nitrile (NBR) elastomer
Diameter: ~18.625 inches (18‑5/8″)
Hole Count: 24 mounting holes
Application: Used to actuate sliding‑stem control valves by converting air pressure to mechanical movement through the actuator diaphragm
Key Specifications / Parameters
Parameter Description / Value
Part Number 2E859602202
Product Type Diaphragm (actuator component)
Material Nitrile rubber (NBR)
Compatible Actuator Fisher Type 667 (and also cited for Type 657)
Actuator Size Size 45/50 (as indicated)
Dimensions Diameter approx 16″ (≈406 mm), with 20 holes across the periphery
Application Replacement part for piston‑style/bellows‑style pneumatic actuators in control valves
Typical Technical Parameters
Parameter Specification / Note
Product Line FIELDVUE DVC6200
Assembly Model 2E859502202
Input Signal 4-20 mA HART or Foundation Fieldbus (Specific type defined by full order code)
Supply Air Pressure 20 to 150 psi (1.4 to 10.3 bar) - Actuator Dependent
Air Consumption Very low quiescent flow
Enclosure Rating NEMA 4X (IP66/67)
Ambient Temperature -40° to 185°F (-40° to 85°C)
Travel Range Actuator Dependent. Defined by the specific actuator in the assembly.
Valve Shutoff Rating Valve Dependent. Defined by the specific valve body included in the assembly.
Mounting Directly on linear or rotary actuators (Pre-assembled unit)
Typical Technical Parameters
Parameter Specification / Note
Product Line FIELDVUE DVC6200
Assembly Model 2E670002202
Input Signal 4-20 mA HART or Foundation Fieldbus (Specific type defined by full order code)
Supply Air Pressure 20 to 150 psi (1.4 to 10.3 bar) - Actuator Dependent
Air Consumption Very low quiescent flow
Enclosure Rating NEMA 4X (IP66/67)
Ambient Temperature -40° to 185°F (-40° to 85°C)
Travel Range Actuator Dependent. Defined by the specific actuator in the assembly.
Valve Shutoff Rating Valve Dependent. Defined by the specific valve body included in the assembly.
Mounting Directly on linear or rotary actuators (Pre-assembled unit)
Typical Technical Parameters
Parameter Specification / Note
Product Line FIELDVUE DVC6200
Assembly Model 2E791902202
Input Signal 4-20 mA HART or Foundation Fieldbus (Specific type defined by full order code)
Supply Air Pressure 20 to 150 psi (1.4 to 10.3 bar) - Actuator Dependent
Air Consumption Very low quiescent flow
Enclosure Rating NEMA 4X (IP66/67)
Ambient Temperature -40° to 185°F (-40° to 85°C)
Travel Range Actuator Dependent. Defined by the specific actuator in the assembly.
Valve Shutoff Rating Valve Dependent. Defined by the specific valve body included in the assembly.
Mounting Directly on linear or rotary actuators (Pre-assembled unit)
Key Specifications / Parameters
Specification Detail
Part Number 18A0824X012
Product Type Bushing / liner for bellows‑seal bonnet
Stem Diameter Fitment 12.7 mm (½‑inch)
Compatible Bonnet Type ENVIRO‑SEAL bellows‑seal bonnet style
Material/Construction Stainless steel (S31600) with PTFE lining
Intended Function Guide the stem and maintain sealing in the bonnet assembly under elevated or vacuum service conditions
Key Specifications / Parameters
Parameter Detail
Part Number RGASKETX312
Product Type Gasket Set (bonnet gasket, seat ring gasket, shims)
Valve Size Fitment Approximately 1″ nominal (Type E valve body)
Service Temperature Range ‑100 °F (‑73 °C) to +450 °F (~232 °C)
Materials / Construction Stainless steel/graphite or equivalent sheet gasket material
Typical Kit Contents Bonnet gasket OD ~2.91 in; Spiral gasket OD ~2.50 in; Seat‑ring gasket OD ~2.22 in
Application Maintenance or repair of body/bonnet and seat‑ring joints in small‑bore control valves
Key Specifications / Parameters
Specification Value / Description
Part Number RGASKETX232
Product Type Full‑capacity gasket set (bonnet gasket + seat‑ring gasket + shim(s))
Valve Size Fitment Approximately 8″ (Type E / E‑Body series)
Service Temperature Range –325 °F (‑198 °C) to +1100 °F (~593 °C)
Materials / Construction Alloy/graphite (e.g., Inconel/graphite or similar metal‑wound + filler construction)
Typical Contents Included Bonnet gasket (OD ~11.00 in), Seat‑ring gasket (OD ~9.19 in)
Application Maintenance/repair of major joint seals in high‑temperature, high‑stress valve service
Key Specifications / Parameters
Parameter Detail
Part Number RGASKETX222
Product Type Full‑capacity gasket set (bonnet gasket, spiral gasket, seat ring gasket, shim)
Valve Size Fitment Type E, 6″ nominal (approx NPS 6)
Materials / Construction Inconel or similar alloy winding with graphite filler
Temperature Range –325 °F (‑198 °C) to +1100 °F (~593 °C)
Typical Kit Contents Bonnet gasket, spiral‑wound seat‑ring gasket, shim(s)
Application Maintenance/repair of body/bonnet and seat ring joints in heavy‑service valves
Key Specifications / Parameters
Specification Detail
Part Number RGASKETX212
Product Type Full‑capacity gasket set (body/bonnet + seat ring gaskets + shim)
Compatible Valve Series Fisher Type E (E‑Body) control valves
Typical Fitment Size 4″ nominal size
Construction Materials Inconel (or similar alloy) winding with graphite filler (metal/graphite construction)
Service Temperature Range From approximately –325 °F (‑198 °C) up to +1100 °F (≈593 °C)
Typical Dimensions in Kit Bonnet gasket OD ≈ 6.09 in; Spiral gasket OD ≈ 5.56 in; Seat‑ring gasket OD ≈ 5.47 in
Application Maintenance/repair of body/bonnet and seat ring sealing surfaces in heavy‑service valves