Technical Specifications

20 | GE Oil & Gas
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Detail of coupling types of plug stem
Figure 16. Spring diaphragm actuator 37/38 types
1
1
33
33
72
36
36
26
26
26
26
56
52
1
52
57
57
51
51
53
58
58
56
Plug stem coupling
part the size
(see detail)
1/4” NPT
1/4” NPT
Parts Reference
Ref. Designation
1 Valve Plug Stem
26 Actuator stem
27 Stem nut
33 Drive nut
36 Spring adjustor
51 Coupling
52 Coupling screw
53 Coupling nut
55 Frein de tige
56 Travel indicator scale
57 Machine screw
58 Travel indicator
72 Spring barrel cap
Type 38
Air-to-retract actuator
Coupling parts
(No 24 actuator)
Coupling parts
(No 18 and 18L actuators)
Type 37
Air-to-extend actuator