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, Inc., 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 specications of such
products at any time without notice.
Emerson Process Management 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 product remains solely with the purchaser.
©Emerson Process Management Regulator Technologies, Inc., 1999, 2010; All Rights Reserved
USA - Headquarters
McKinney, Texas 75069-1872 USA
Tel: 1-800-558-5853
Outside U.S. 1-972-548-3574
Asia-Pacic
Shanghai, China 201206
Tel: +86 21 2892 9000
Europe
Bologna, Italy 40013
Tel: +39 051 4190611
Middle East and Africa
Dubai, United Arab Emirates
Tel: +971 4811 8100
USA - Headquarters
McKinney, Texas 75069-1872 USA
Tel: 1-800-558-5853
Outside U.S. 1-972-548-3574
Asia-Pacic
Singapore, Singapore 128461
Tel: +65 6777 8211
Europe
Bologna, Italy 40013
Tel: +39 051 4190611
Gallardon, France 28320
Tel: +33 (0)2 37 33 47 00
USA - Headquarters
Elk River, Minnesota 55330-2445 USA
Tel: 1-763-241-3238
Europe
Selmsdorf, Germany 23923
Tel: +49 (0) 38823 31 0
For further information visit www.sherregulators.com
Type EZR
Parts Kits
Elastomer Parts Kits (includes keys: 4, 5, 14, 17,
18, 25, and 28)
Types PRX/120 and PRX/125
Nitrile (NBR) RPRX00X0N12
Fluorocarbon (FKM) RPRX00X0F12
Types PRX/120-AP and PRX/125-AP
Nitrile (NBR) RPRXAPX0N12
Fluorocarbon (FKM) RPRXAPX0F12
1 Adjusting Screw GD25334X012
2 Locknut GD03600X012
3 Cap GD25335X012
4* Upper Cover O-ring See Parts Kits
5* O-ring See Parts Kits
6 Spring Carrier Plate GD25336X012
7 Spring See Table 2
8 Upper Cover GD29854X012
9 Spring Carrier Plate GD25338X012
10 Machine Screw M5011018X12
11 Washer GD05500X012
12 Filter GD50036X012
13 Upper Diaphragm Plate GD25339X012
14* Diaphragm See Parts Kits
15 Lower Diaphragm Plate GD25341X012
16 Body GD25331X012
*Recommended Spare Part
17* Orice O-ring See Parts Kits
18* Lower Cover O-ring See Parts Kits
19 Orice GD25344X012
20 Nut GD00200X012
21 Lower Cover GD29860X012
22* Pad Holder
Nitrile (NBR) GD25340X012
Fluorocarbon (FKM) M0279950X12
23 Stem GD25343X012
24 Nameplate - - - - - - - - - - -
25* Stem O-ring See Parts Kits
26 Upper Diaphragm Nut GD02800X012
27 Damper Adjusting Screw with Hole GD25348X012
28* Restrictor/Damper O-ring See Parts Kits
29 Plate GD25440X012
29 Damper/Restrictor Plate
Types PRX/120 and PRX/120-AP GD25440X012
Types PRX/125 and PRX/125-AP GD25793X012
30 Ring Nut GD25349X012
31 Nameplate Screw GD06100X012
32 Restrictor Adjusting Screw with Hole GD25348X012
33 Plug (Types PRX/125 and PRX/125-AP Only) GD25792X012
34 Plug (Types PRX/125 and PRX/125-AP Only) GD50032X012
35 Spring Barrel Extension for AP GD27410X012
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