08.04.2021

Fisher actuator diaphragm



Pneumatic diaphragm actuator 657 / 667 / 1051 / 1052 actuator diaphragm

Fisher 657, 667 actuator diaphragm

Fisher 657 diaphragm material: nitrile rubber and nylon

Actuator specification part number

Size 30 2E791902202

Sizes 34 & 40 2E670002202

Sizes 45 & 50 2E859502202

Sizes 46 & 60 2E859702202

Sizes 70 & 87 2N126902202

Size 80 Nitrile 1R6375X0072

Size 100 std Nitrile 20A2551X012

Fisher 657 diaphragm material: silicone rubber and polyester fiber

Actuator specification part number

Size 30 18B2713X082

Sizes 34 & 40 18B2713X092

Sizes 45 & 50 18B2713X102

Sizes 46 & 60 18B2713X112

Sizes 70 & 87 18B2713X122

Size 80 Silicone 18B2713X062

Fisher actuator 667 diaphragm material: nitrile rubber and nylon

Actuator specification part number

Size 30 2E800002202

Sizes 34 & 40 2E669902202

Sizes 45 & 50 2E859602202

Sizes 46, 60 & 76 2E859802202

Sizes 70 & 87 2N130902202

Sizes 80 2R6376X0082

Fisher actuator 667 diaphragm material: silicone rubber and polyester fiber

Actuator specification part number

Size 30 18B2713X012

Sizes 34 & 40 18B2713X022

Sizes 45 & 50 18B2713X032

Sizes 46, 60 & 76 18B2713X042

Sizes 70 & 87 18B2713X052

Sizes 80 18B2713X062

For Fisher 657 667 pneumatic single acting actuator, the same actuator specification can replace 667 diaphragm with 657 diaphragm, otherwise it can't; opening in the center of 657 diaphragm can replace 667 diaphragm in emergency.

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