Type LR125
18
29 Pipe Nipple
Steel - - - - - - - - - - -
Stainless steel - - - - - - - - - - -
44 Vent (Type Y602-12) 27A5516X012
45 Bushing
Steel - - - - - - - - - - -
Stainless steel - - - - - - - - - - -
47 Hex Nut (not shown)
For Stainless steel Bonnet, Stainless steel
1 in. / DN 25 body (4 required) 1C330635252
2 in. / DN 50 body (8 required) 1A377235252
3 in. / DN 80 body (8 required) 1A376035252
4 in. / DN 100 body (8 required) 1A352035252
For Steel Bonnet, Steel
1 in. / DN 25 body (4 required) 1C3306X0832
2 in. / DN 50 body (8 required) 1A3772X0892
3 in. / DN 80 body (8 required) 1A3760X0832
4 in. / DN 100 body (8 required) 1A3520X0922
63 Pipe Plug, Steel/Stainless steel
Standard Piping (3 required) - - - - - - - - - - -
Pre-piped Pilot Supply (2 required) - - - - - - - - - - -
70* O-ring
1 and 2 in. / DN 25 and 50 bodies
Nitrile (NBR) 13A1584X052
Fluorocarbon (FKM) 13A1584X022
3 and 4 in. / DN 80 and 100 bodies
Nitrile (NBR) 10A3803X062
Fluorocarbon (FKM) 10A3803X032
129 Socket Head Screw, Stainless steel
For 1 in. / DN 25 body only 1D6170X0012
130 Lock Washer, Stainless steel
For 1 in. / DN 25 body only 1A3291X0012
136 Stud (not shown)
For Stainless steel bonnet, Stainless steel
1 in. / DN 25 body (4 required) 1R284835222
2 in. / DN 50 body (8 required) 1K242935222
3 in. / DN 80 body (8 required) 1A378135222
4 in. / DN 100 body (8 required) 1R369035222
For Steel Bonnet, Steel
1 In. / DN 25 body (4 required) 1R2848X0752
2 In. / DN 50 body (8 required) 1K2429X0782
3 In. / DN 80 body (8 required) 1A3781X0562
4 In. / DN 100 body (8 required) 1R3690X0592
Type MR95H/MR95HP Pilot (Figure 15)
Key Description Part Number
Parts Kit (Included are keys 3, 4, 10 and 12)
Neoprene (CR) diaphragm and
Nitrile (NBR)/Brass Disk RMR95HX0052
Neoprene (CR) diaphragm and
Nitrile (NBR)/416 Stainless Steel Disk RMR95HX0062
1 Regulator Body, 1/2 NPT
WCC Steel GF04837X022
Stainless steel GF04837X052
2 Spring Case, 1/4 Tapped Vent
WCC Steel ERAA01886A0
Stainless steel ERAA01886A1
3* Orice, Stainless steel GF05327X022
4* Valve Plug Assembly
Nitrile (NBR) Seat
Type MR95H ERCA00635A4
Type MR95HP ERAA01905A0
Fluorocarbon (FKM) Seat
Type MR95H ERCA00635B0
Type MR95HP ERAA01905A3
5 Valve Plug Guide, Stainless steel GF05519X022
6 Stem Assembly, Stainless steel ERAA01904A0
7 Stem Guide Bushing, Stainless steel ERCA03694A0
8 Lower Spring Seat, Stainless steel
Type MR95H 1E3954X0042
Type MR95HP ERCA00436A1
9 Upper Spring Seat
Type MR95H
Zinc-plated carbon steel ERCA00823A0
Stainless steel ERCA00823A1
Type MR95HP
Steel ERCA00382A0
Stainless steel ERCA00382A1
11 Regulator Spring
15 to 30 psig / 1.0 to 2.1 bar, Yellow ERCA04288A0
25 to 75 psig / 1.7 to 5.2 bar, Green ERAA01910A0
70 to 150 psig / 4.8 to 10.3 bar, Red ERAA01911A0
15 to 100 psig / 1.0 to 6.9 bar, Unpainted ERCA04294A0
80 to 400 psig / 5.5 to 27.6 bar, Unpainted ERCA04293A0
12* Diaphragm
Neoprene (CR) ERCA00507A0
Fluorocarbon (FKM) (2 required) ERCA00507A1
13 Nameplate (not shown) - - - - - - - - - - -
15 Adjusting Screw
Zinc-plated Carbon steel (standard) GF05553X012
Stainless steel GF05553X022
16 Cap Screw (8 required)
Type MR95H
Zinc-plated steel (standard) ERCA00100A0
Stainless steel ERCA00100A1
Type MR95HP
Steel ERCA00100A2
Stainless steel ERCA00100A3
17 Jam Nut
Zinc-plated steel (standard) ERCA00380A0
Stainless steel ERCA00380A1
18 Nameplate Drive Screw (4 required)
Stainless steel (not shown) ERAA01884A0
26 Inner Valve Spring, Stainless steel ERCA04282A0
63 Bottom Plug Seal
Nitrile (NBR) ERCA03016A0
Fluorocarbon (FKM) ERCA03016A1
Type 112 Restrictor (Figure 16)
Key Description Part Number
14 Pipe Plug, Stainless steel 1A767535072
21 Restrictor Body, Stainless steel 20B4429X012
22 Groove Valve, Stainless steel 20B4403X012
23 Valve Retainer, Stainless steel 10B4402X012
24* Groove Valve O-ring (2 required),
Nitrile (NBR) 1C853806992
Fluorocarbon (FKM) 1C8538X0052
Pre-piped Pilot Supply (Figure 18)
Key Description Part Number
59 Nipple - - - - - - - - - - -
Steel - - - - - - - - - - -
Stainless steel - - - - - - - - - - -
60 Pipe Elbow
Steel - - - - - - - - - - -
Stainless steel - - - - - - - - - - -
61 Tube Connector (2 required)
Steel - - - - - - - - - - -
Stainless steel - - - - - - - - - - -
62 Tubing, Stainless steel - - - - - - - - - - -
*Recommended spare part.
Type MR95H/MR95HP Pilot
(Figure 15) (continued)
Key Description Part NumberKey Description Part Number
Type LR125 Main Valve
(Figures 10 to 14) (continued)
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