GE Oil & Gas Masoneilan* Valves 37/38 Pneumatic Spring Diaphragm Actuator The 37/38 Series actuator is designed to provide high performance, reliability and long service life.
Features GE's Masoneilan Type 37 direct acting and Type 38 reverse acting pneumatic spring diaphragm actuators are designed to provide high performance.
Specifications Nominal Diaphragm Max. Bench Max. Actuator Effective Travel Range Supply Size Area (sq. in.) (in.) psi psi 11 71 1.0 3-15 60 6-30 13 105 1.5 3-15 60 6-30 15 145 2.0 3-15 60 6-30 18 200 2.5 3-15 60 6-30 18 (16") 200 4.0 3-15 60 6-30 18 (20") 200 4.0 6-30 60 Rev. only 3-15 55 24 330 4.0 6-30 NOTE: Additional travels and spring ranges available.
Materials of Construction Type 37 Actuator * Direct: air to extend stem * Size 11 view shown 4 | GE Oil & Gas Type 38 Actuator Reverse: air to retract stem
Materials of Construction Direct - Type 37 Reverse - Type 38 Ref. No. Description 17 Yoke 18 Cap Screw 22 Actuator Spring 26 Actuator Stem 30 Hex Nut 33 Spring Guide 34 Spring Button 35 Pipe Plug 36 Spring Adjuster 37 Bushing 39 Diaphragm 40 Diaphragm Plate 41 Diaphragm Washer 43 Diaphragm Case 44 Diaphragm Case 45 Cap Screw 46 Hex Nut 56 Travel Indicator Scale 57 Machine Screw 70 Ball & Retainer¨ Ref. No.
Handwheels 6A Series Side Mounted 8A Series Side Mounted Case Mounted Side Mounted H/W Actuator Type Size Action 11 6A1 6A2 13 15 6A3 18 18 (16") 18 (20") 18 18 (16") 8A 18 (20") 24 6 | GE Oil & Gas Case Mounted Max. Travel (in.) Max. Air Supply psi Direct & 1.0 60 Reverse Direct & 1.5 60 Reverse Direct & 2.0 60 Reverse Direct & 2.0 40 Reverse Direct & 2.5 35 Reverse Reverse 2.
Dimensions (in.) Type 6A Side Mounted Direct (37) Air to close Type 8A Side Mounted Case Mounted Handwheels * 1/2" NPT for No. 24 Actuators Direct (Type 37) Air to close Types 3-15, 4-18, 6-18, Case Mounted Reverse (38) Air to open Type J K Direct Actuator 2-11 9.00 2-13 9.00 3-15 12.00 4-18 18.00 6-18 18.00 Reverse Actuator 9-11 9.00 9-13 9.00 9.50 9.50 12.75 12.75 15.50 13.00 16.
Weights (lbs.
