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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