Emerson Fisher EZH Series Instruction Manual page 20

Type EZH Relief or Backpressure Regulator
PRX Series Pilot Parts List (continued)
Key Description
6 Upper Spring Seat
7 Spring
8 Spring Case
9 Spring Carrier Plate
10 Machine Screw
11 Washer
12 Filter
13 Diaphragm Plate
14* Diaphragm
Nitrile (NBR)
Fluorocarbon (FKM)
15 Diaphragm Plate
16 Body
17* Orifice O-ring
Nitrile (NBR)
Fluorocarbon (FKM)
18* Lower Cover O-ring
Nitrile (NBR)
Fluorocarbon (FKM)
19 Orifice
*Recommended Spare Part
Industrial Regulators
Emerson Process Management
Regulator Technologies, Inc.
USA - Headquarters
McKinney, Texas 75069-1872, USA
Tel: +1 800 558 5853
Outside U.S. +1 972 548 3574
Asia-Pacific
Shanghai 201206, China
Tel: +86 21 2892 9000
Europe
Bologna 40013, Italy
Tel: +39 051 419 0611
Middle East and Africa
Dubai, United Arab Emirates
Tel: +971 4811 8100
For further information visit www.emersonprocess.com/regulators
The Emerson logo is a trademark and service mark of Emerson Electric Co. All other marks are the property of their prospective owners. Fisher is a mark owned by Fisher Controls International LLC,
a business of Emerson Process Management.
The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be construed as warranties or
guarantees, express or implied, regarding the products or services described herein or their use or applicability. We reserve the right to modify or improve the designs or specifications of such
products at any time without notice.
Emerson Process Management Regulator Technologies, Inc. does not assume responsibility for the selection, use or maintenance of any product. Responsibility for proper selection, use and
maintenance of any Emerson Process Management Regulator Technologies, Inc. product remains solely with the purchaser.
©Emerson Process Management Regulator Technologies, Inc., 2012, 2013; All Rights Reserved
Part Number Key Description
GD25336X012 20 Nut
See Table 2 21 Lower Cover
GD29854X012 22* Disk Holder
GD25338X012 Nitrile (NBR)
M5011018X12 Fluorocarbon (FKM)
GD05500X012 23 Stem
GD50036X012 24 Nameplate
GD25339X012 25* Stem O-ring
Nitrile (NBR)
GG05785X012 Fluorocarbon (FKM)
GG05785X022 26 Upper Diaphragm Nut
GD25341X012 27 Damper Adjusting Screw with Hole
GD25331X012 28* Restrictor/Damper O-ring
29 Damper/Restrictor Plate
GD02012X012 Types PRX/182 and PRX-AP/182
GD02012X022 Types PRX/182 and PRX-AP/182
31 Nameplate Screw
GD01009X012 33 Plug (Type PRX/182)
GD01009X022 34 Plug (Type PRX/182)
GD25344X012 35 Spring Barrel Extension for AP
Natural Gas Technologies
Emerson Process Management
Regulator Technologies, Inc.
USA - Headquarters
McKinney, Texas 75069-1872, USA
Tel: +1 800 558 5853
Outside U.S. +1 972 548 3574
Asia-Pacific
Singapore 128461, Singapore
Tel: +65 6770 8337
Europe
Bologna 40013, Italy
Tel: +39 051 419 0611
Chartres 28008, France
Tel: +33 2 37 33 47 00
Part Number
GD00200X012
GD29860X012
GD25340X012
M0279950X12
GD25343X012
GD26808X012
GD01022X012
GD01022X022
GD02800X012
GD25348X012
GD02005X022
GD25440X012
GD25793X012
GD06100X012
GD50032X012
GD25792X012
GD27410X012
TESCOM
Emerson Process Management
Tescom Corporation
USA - Headquarters
Elk River, Minnesota 55330-2445, USA
Tels: +1 763 241 3238
+1 800 447 1250
Europe
Selmsdorf 23923, Germany
Tel: +49 38823 31 287
Asia-Pacific
Shanghai 201206, China
Tel: +86 21 2892 9499