Parts List
Actuator and Main Body Assembly
Key Description
1
Spring Case
2
Main Spring Seat
3
Main Spring
4
Diaphragm Rod
5
Diaphragm Rod Guide Assembly
6
Collar
7*
Pusher Post Gasket
8
Pusher Post Assembly
9
Lever
10 Diaphragm Plate
11* Diaphragm
12 Cap Screw
13 Hex Nut
14 Union Nut
15 Body Snap Ring
16* Body Gasket
17 Valve Body
18 Disk Holder
18* Disk Holder Assembly for 69.0 bar / 1000 psig Maximum Inlet Regulator
19* Disk
19* O-ring
20* Orifice
21* Retainer
22 Cap Screw
25 Cotter Pin
26 Valve Carrier
27 Lever Pin
28 Retaining Ring for Brass trim
29 Lower Casing
32 Nameplate
56 Upper Casing
57* Spring Case Gasket
58 Cap Screw
64* O-ring (for use only with O-ring steam seal)
73 Pipe plug
75 Standard P590 Series Filter Assembly
152 Drive Screw
157 Adaptor
159 Nameplate (for use only with O-ring stem seal and
extra high-pressure pilot)
Type 61HP (Extra High-Pressure Pilot)
Key Description
23 Elbow
24 Pilot Supply Tubing
30* Diaphragm
31 Yoke Leg
34 Connector
35 Cap Screw
36 Elbow
37 Lower Yoke Cap
38 Inlet Orifice
39 Pilot Body
40* Diaphragm
41 Diaphragm Plate
43 Control Spring
44 Spring Case
45 Adjusting Screw
47 Cap Screw
49 Relief Valve Spring
50* Relief Valve Plug
52* Bleed Orifice
53 Loading Tubing
55 Pipe Nipple
57 Adaptor
60 Pipe plug (not shown)
Key Description
68 Spring Seat
82 Hex nut
92 Pipe Tee
113 Pipe Nipple
116 Yoke Cap
117* Inlet Valve Plug
118 Relief Valve Cap
119 Relief Valve Body
120 Spring Seat
121 Spring Seat Washer
122 Pipe Bushing
123 Cap Screw
124 Valve Spring
125 Flange Adaptor
126* Gasket
128 Diaphragm Nut
129 Valve Spring Seat
130 Machine Screw
131 Pipe Plug (not shown)
150* Diaphragm Insert
151 Pilot Nameplate
152 Drive Screw
153* Seal Washer
*Recommended Spare Part
Pilot (Low or High-Pressure Pilots) and
Tubing Parts
Key Description
23 Elbow
24 Pilot Supply Tubing, Disk or O-ring Main Valve Seat
30* Upper Relay Diaphragm
31 Upper Relay Diaphragm Plate
33 O-ring seal
34 Connector
37 Yoke
38 Relay Orifice
39 Relay Valve Body
40* Lower Relay Diaphragm
41 Lower Relay Diaphragm Plate
42 Spring Seat
43 Control Spring
44 Spring Case
45 Adjusting Screw
46 Closing Cap
47 Cap Screw
48* Relay Disk Assembly
49 Bleed Valve Spring
50 Bleed Valve
51 Diaphragm Nut
52* Bleed Orifice
53 Loading Tubing
54 Connector
55 Pipe Nipple
59 Pipe Plug (not shown)
60 Type Y602-1 Vent Assembly, low pressure pilot only
68 Spring Seat
69 Pilot Nameplate
71* Closing Cap Gasket
72 Type Y602-1 Vent Assembly (for use only with standard high-pressure
pilot spring case)
78 Handwheel (for use only with handwheel-style low-pressure pilot)
79 Machine Screw (for use only with handwheel-style low-pressure pilot)
80 Lockwasher
81* O-ring (for use only with O-ring sealed handwheel assembly) low-
pressure pilot
82 Hex nut
114* Gasket (for use only with high-pressure pilot with
spring case 1H232619012)
115 Adaptor (for use only with high-pressure pilot with
spring case 1H232619012)
132 Pilot Cover (used only with complete replacement pilot assembly for
field conversion)
154 Drive Screw (for use only with low-pressure pilot)
Standard P590 Series Filter Assembly
Key Description
1
Filter Body
2*
Filter Element
3
Filter Head
4
Machine Screw
5
Washer
6*
Spring Washer
7*
Gasket
Travel Indicator Assembly
Key Description
1
Spring Case
101 Indicator Stem Adaptor
102 Indicator Cap
103 Indicator Stem
104 Disk Nut
105 Machine Screw Nut
106 Retainer
107* Indicator Window
108* Gasket
109 Indicator Cover
110 Machine Screw
111* O-ring
112 Indicator Scale
Type 99
3
