MR95 Series
21
*Recommended spare part
1. NACE MR0175-2002 and MR0103.
2. Part meets NACE requirements only for applications in which the part is not exposed to sour gas.
Hastelloy
®
C is a mark owned by Haynes International, Inc.
Inconel
®
is a mark owned by Special Metals Corporation.
Monel
®
is a mark owned by Special Metals Corporation.
Key Description Part Number Key Description Part Number
22 Adjusting Screw Assembly
Tee Handle Adjustment
1/4 NPT Body Size, NACE
(1)(2)
ERAA01707A0
3/4 and 1 in. / DN 20 and 25 Body Sizes ERAA01716A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01694A0
23 Handwheel ERAA02088A0
26 Inner Valve Spring
1/4 NPT Body Size
302 Stainless Steel, Oxygen Service ERCA04280A0
Inconel
®
, NACE
(1)
ERCA04281A0
1/2 in. / DN 15 Body Size
302 Stainless Steel, Oxygen Service ERCA04282A0
Inconel
®
, NACE
(1)
ERCA04283A0
3/4 and 1 in. / DN 20 and 25 Body Sizes
302 Stainless Steel, Oxygen Service ERCA04284A0
Inconel
®
, NACE
(1)
ERCA04285A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes
302 Stainless Steel, Oxygen Service ERCA04286A0
Inconel
®
, NACE
(1)
ERCA04287A0
27 Inner Valve Base, 1-1/2 to 2 in. / DN 40 to 50
416 Stainless Steel ERCA00376A1
316 Stainless Steel, NACE
(1)
ERCA00376A2
Hastelloy
®
C ERCA00376A4
Monel
®
ERCA00376A3
Brass, Oxygen Service ERCA00376A0
27 Inner Valve Base Assembly, 1-1/2 and 2 in. /
DN 40 and 50, Type MR95HP only
Nitrile (NBR) Seat
416 Stainless Steel ERAA01909A0
316 Stainless Steel, NACE
(1)
ERAA01909A1
Fluorocarbon (FKM) Disk
416 Stainless Steel ERAA01909A3
316 Stainless Steel, NACE
(1)
ERAA01909A2
29* Gasket (2 required)
For 1-1/2 and 2 in. / DN 40 and 50 only
302 Stainless Steel Diaphragm
Types MR95H and MR95HD ERCA00579A0
302 Stainless Steel Diaphragm, Oxygen Service
Type MR95H ERCA00579A2
302 Stainless Steel Steam Service,
Monel
®
and Hastelloy
®
C Diaphragm
Types MR95H, MR95HT and MR95HD ERCA00579A1
31 Locknut, Steel, 1-1/2 to 2 in. / DN 40 to 50 only 1P788724122
32 Stufng Box
Handwheel Adjustment (standard)
1/4 NPT Body Size ERAA02699A0
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01655A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01662A0
Handwheel Adjustment with Stainless Steel Trim
1/4 NPT Body Size ERAA02699A1
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01655A1
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01662A1
33 Adjusting Screw
1/4 NPT Body Size ERAA01631A0
1/2 in. / DN 15 Body Size ERAA02333A0
3/4 and 1 in. / DN 20 and 25 Body Sizes ERAA01673A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01677A0
34 Packing Follower
Handwheel Adjustment (standard)
1/4 NPT Body Size ERAA01632A0
1/2 to 2 in. / DN 15 to 50 Body Sizes 1K884924092
Handwheel Adjustment with Stainless Steel Trim
1/4 NPT Body Size ERAA01632A0
1/2 to 2 in. / DN 15 to 50 Body Sizes 1K8849X0012
35 Stufng Box Nut
Handwheel Adjustment ERAA01633A0
Handwheel Adjustment with Stainless Steel Trim ERAA01633A1
36 Packing (3 required)
1/4 NPT Body Size ERAA01634A0
1/2 to 2 in. / DN 15 to 50 Body Sizes ERAA01657A0
37* Stuff Box Gasket
1/4 NPT Body Size ERAA01635A0
1/2 to 2 in. / DN 15 to 50 Body Sizes 1P494106242
38 Handwheel/Handle
Handwheel Adjustment
1/4 NPT Body Size ERAA01636A0
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01669A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes 1J410819042
Handwheel Adjustment with Stainless Steel Trim
1/4 NPT Body Size ERAA02956A1
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA02957A1
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA02959A1
39 Internal Adaptor
1/4 NPT Body Size ERAA01637A0
1/2 to 2 in. / DN 15 to 50 Body Sizes ERAA01666A0
40 External Adaptor
1/4 NPT Body Size ERAA01638A0
1/2 to 2 in. / DN 15 to 50 Body Sizes ERAA01667A0
41 Machine Screw
Handwheel Adjustment
1/4 NPT Body Size ERAA01639A0
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01670A0
Handwheel Adjustment with Stainless Steel Trim
1/4 NPT Body Size ERAA01639A1
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01670A1
41 Jam Nut (Type MR95HD, 1-1/2 and
2 in. / DN 40 and 50 Body Sizes only)
Handwheel Adjustment ERAA01688A0
Handwheel Adjustment with Stainless Steel Trim ERAA01688A1
42 Spring, Stainless Steel ERAA01640A0
43 Washer
1/4 NPT Body Size ERAA01641A0
1/2 to 2 in. / DN 15 to 50 Body Sizes ERAA01660A0
44 Washer
Handwheel Adjustment
1/4 NPT Body Size ERAA01642A0
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01671A0
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01689A0
Handwheel Adjustment with Stainless Steel Trim
1/4 NPT Body Size ERAA01642A1
1/2 to 1 in. / DN 15 to 25 Body Sizes ERAA01671A1
1-1/2 and 2 in. / DN 40 and 50 Body Sizes ERAA01689A1
45* O-ring (2 required for Type MR95HD only)
For 1-1/2 and 2 in. / DN 40 and 50 only
Neoprene (CR) Diaphragm ERCA00664A0
Fluorocarbon (FKM) Diaphragm ERCA00664A1
Ethylenepropylene (EPDM) Diaphragm ERCA00664A2
47 NACE Tag - - - - - - - - - - -
48 Tag Wire - - - - - - - - - - -
49 Lockwasher (for 1-1/2 and 2 in. /
DN 40 and 50 Body Sizes only)
Steel ERCA00379A0
Stainless Steel ERCA00379A1
50* Sealing Washer
Sealed Square Head Adjustment
1/2 in. / DN 15 Body Size 1V205699012
3/4 and 1 in. / DN 20 and 25 Body Sizes 11A9681X012
1-1/2 and 2 in. / DN 40 and 50 Body Sizes 1V424699012
51 Vent, Type Y602-12
1-1/2 and 2 in. / DN 40 and 50 Body Sizes only ERAA02123A0
52 Plug, Stainless Steel ERAA01942A0
62 Adaptor, Stainless Steel,
3/4 to 1 in. / DN 20 to 25 Body Sizes,
Types MR95L and MR95LD:
2 gauges - 2 required ERAA01930A0
1 gauge - 1 required ERAA01930A0
63* Bottom Plug Seal
1/4 NPT Body Size
Nitrile (NBR) ERCA03017A0
Peruoroelastomer (FFKM) ERCA03017A3
Fluorocarbon (FKM) ERCA03017A1
Ethylenepropylene (EPDM) ERCA03017A2
Graphite ERCA02976A0