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MR95 Series

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Emerson Automation Solutions

For further information on the current 

PED revision see Bulletin: 

D103053X012

or scan the QR code.

The distinctive diamond shape cast into every spring 

case uniquely identifies the regulator as part of the 

Fisher™ brand and assures you of the highest-quality 

engineering, durability, performance, and support.

Fisher.com

Americas

 

McKinney, Texas 75070 USA 

T   +1 800 558 5853 

+1 972 548 3574

Europe

 

Bologna 40013, Italy 

T  +39 051 419 0611

Asia Pacific

 

Singapore 128461, Singapore 

T  +65 6777 8211

Middle East and Africa 

Dubai, United Arab Emirates 

T  +971 4 811 8100

Figure 1.

 Type MR95L, 1/4 NPT and DN 15 to 25 /  

1/2 to 1 In. Body Sizes Assembly

APPLY LUBRICANT OR SEALANT

(1)

:

T = THREAD LOCKER 

L1 = GENERAL PURPOSE PTFE OR LITHIUM GREASE

 

 L2 = ANTI-SEIZE COMPOUND 

L4 = GRAPHITE SEALANT

GF04915

APPLY LUBRICANT

(1)

L1 = GENERAL PURPOSE PTFE OR LITHIUM GREASE

L2 = ANTI-SEIZE COMPOUND 

L4 = GRAPHITE SEALANT

GF04918

Figure 2.

 Types MR95HD and MR95HDP,  

1/4 NPT and DN 15 to 50 / 1/2 to 2 In. Body Sizes Assembly

CONTROL LINE OPTION

METAL DIAPHRAGM OPTION

6B

52

6C

6A

12

18

18

13

64

19

L1

SEALED ADJUSTING

SCREW OPTION

TEE-HANDLE OPTION

COMPOSITE SEAT OPTION

50

22

4B

4A

L2

17

12

1

20

6

9

L2

15

2

11

16

7

4

26

63

L2

L2

(2)

L1

L4

21C

21A

21B

T

3

L2

5

L2

OR

(3)

L2

L2

L1

19

41

33

L3 36

L1 37

11

2

16

7

4

26

63

L2

L1

L4

3

L2

5

43

32

38

44

35

34

39

40

42

9

8

12

1

20

6

12

52

6C

6A

6B

4B

4A

OR

(3)

L2

(2)

METAL DIAPHRAGM OPTION

CONTROL LINE OPTION

COMPOSITION SEAT OPTION

1. Lubricants and sealants must be selected such that they meet the temperature requirements.

2. Apply L2 (anti-seize compound)

 

on key 16 for Stainless steel bolts.

3. Apply L4 (graphite sealant)

 

instead of L1 (general purpose PTFE or lithium grease)

 

on key 63 for graphite ring.

D103587X014 © 2014, 2019 Emerson Process Management Regulator 

Technologies, Inc. All rights reserved. 01/19. 

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 Automation Solutions.
The contents of this publication are presented for information purposes 

only, and while 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. All sales are governed by our terms and conditions, which 

are available on request. We reserve the right to modify or improve the 

designs or specifications of our 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.

Summary of Contents for Fisher MR95 Series

Page 1: ...ice DN 20 and 25 3 4 and 1 in bodies 16 02 mm 0 631 in orifice DN 40 and 50 1 1 2 and 2 in bodies not available for Types MR95L and MR95LD 29 mm 1 142 in orifice 1 The pressure temperature limits in this Installation Guide and any applicable standard or code limitation should not be exceeded 2 The pressure limits given are based on the body size and body materials only Actual pressure limits of th...

Page 2: ...lloy C 3 Aluminum Bronze 3 68 9 1000 37 9 550 37 9 550 MR95HT 1 4 NPT and DN 15 to 25 1 2 to 1 in WCC LCC Steel 41 4 600 41 4 600 41 4 600 CF8M CF3M Stainless Steel Monel 3 Hastelloy C 3 Aluminum Bronze 3 41 4 600 37 9 550 37 9 550 DN 40 and 50 1 1 2 and 2 in WCC LCC Steel CF8M CF3M Stainless Steel Monel Hastelloy C Aluminum Bronze 41 4 600 31 0 450 31 0 450 1 The pressure temperature limits in th...

Page 3: ...tallation completed and relief valves properly adjusted slowly open the upstream and downstream shutoff valves Adjustment To change the outlet pressure loosen the jam nut and turn the adjusting screw clockwise to increase outlet pressure or counterclockwise to decrease it Monitor the outlet pressure with a test gauge during the adjustment Tighten the jam nut to maintain the desired setting Taking ...

Page 4: ...3 L2 L2 L1 19 41 33 L3 36 L1 37 11 2 16 7 4 26 63 L2 L1 L4 3 L2 5 43 32 38 44 35 34 39 40 42 9 8 12 1 20 6 12 52 6C 6A 6B 4B 4A OR 3 L2 2 METAL DIAPHRAGM OPTION CONTROL LINE OPTION COMPOSITION SEAT OPTION 1 Lubricants and sealants must be selected such that they meet the temperature requirements 2 Apply L2 anti seize compound on key 16 for Stainless steel bolts 3 Apply L4 graphite sealant instead ...

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