Instruction manual

Type MR105
20
Key Description Part Number
52 Lower Spring Guide, Zinc-Plated Steel (NACE)
(1)
(Low-Pressure Actuator only) GE39171X012
53 Lower Diaphragm Head
17-4 Stainless Steel (NACE)
Low-Pressure Actuator GE39137X012
High-Pressure Actuator GG02195X012
54 Lower Spring Seat, Zinc-Plated Steel (NACE)
(1)
(High-Pressure Actuator only) GE39174X012
55 Diaphragm Plate, Cast Iron (NACE)
(1)
(Low-Pressure Actuator only) GG02994X012
56* Diaphragm (NACE)
Low-Pressure Actuator
Nitrile (NBR)/Nylon (PA) GG02995X012
Fluorocarbon (FKM)/Nylon (PA) GG02995X022
Ethylene Propylene (EPDM) GG02995X052
High-Pressure Actuator
Nitrile (NBR)/Nylon (PA) GE39329X012
Fluorocarbon (FKM)/Nomex
®
GE39329X022
Ethylene Propylene (EPDM) GE39329X052
57 Cap Screw
Low-Pressure Actuator (16 required)
Steel 1E7603X0062
Stainless Steel (NACE) 1E7603X0072
High-Pressure Actuator (8 required)
Steel T10990X0012
Stainless Steel (NACE) 1A219235222
58 Hex Nut
Low-Pressure Actuator
Steel (16 required) 1A3465X0092
Stainless Steel (16 required) (NACE) 1A3465X0102
High-Pressure Actuator
Steel (8 required) 1E9445X0502
Stainless Steel (16 required) (NACE) 1A337435252
60* O-ring (NACE) (Low-Pressure Actuator only)
Nitrile (NBR) 1F358106992
Fluorocarbon (FKM) 1F3581X0022
61 Bonnet (Low-Pressure Actuator only)
Steel 33B0301X012
316 Stainless Steel (NACE) 33B0301X072
62 Lower Diaphragm Casing
Low-Pressure Actuator
Steel 24A5680X012
316 Stainless Steel (NACE) 24A5680X072
High-Pressure Actuator
Steel GG00833X012
CF3M/CF8M Stainless Steel (NACE) GG00833X022
High-Pressure Actuator with 1/8 NPT Tap
for Bleed Valve (optional)
Steel ERSA01471A0
CF3M/CF8M Stainless Steel (NACE) ERSA01471A1
63 Upper Diaphragm Casing
Low-Pressure Actuator
Steel GG02988X012
316 Stainless Steel (NACE) GG02988X022
High-Pressure Actuator
Steel GG00884X012
CF3M/CF8M Stainless Steel (NACE) GG00884X022
64* Upper Diaphragm Casing O-ring
(For Low and High-Pressure Actuator)
Nitrile (NBR) 1P233206992
Fluorocarbon (FKM) 1P2332X0012
*Recommended spare part.
Nomex
®
is a mark owned by E.I. du Pont de Nemours and Co.
1. Meets chemical and physical requirements of NACE MR0175-2003 and MR0103 for non-pressure loaded applications only. It is assumed that this part is not “exposed” to the sour gas.
Key Description Part Number
65 Cap Screw (10 required)
(Low-Pressure Actuator only)
Steel 1A368424052
Stainless Steel (NACE) 1A3684X0102
66 Spring Case Spacer
(Low-Pressure Actuator only)
Steel GG00877X012
316 Stainless Steel (NACE) GG00877X022
67 Cap Screw (6 required)
Steel 1C4038X0062
Stainless Steel (NACE) 1C4038X0032
68 Control Spring, Steel Alloy (NACE)
(1)
(Refer to Table 2 for the Spring Ranges)
White GE42909X012
Silver GE42910X012
Orange GE42911X012
Red GE43002X012
Green (for NPS 1 and 2 /
DN 25 and 50 body sizes only) GE42907X012
69 Upper Spring Seat, Zinc-Plated Steel (NACE)
(1)
GG02175X012
70 Spring Case
WCC Steel GG00917X012
CF3M/CF8M Stainless Steel (NACE) GG00917X022
71 Seal Washer
(For Pressure-Loaded Actuator only)
Steel/Nitrile (NBR) 11A9681X012
Steel/Fluorocarbon (FKM) 11A9681X022
72 Jam Nut (NACE)
Steel 1A319224122
Stainless Steel 1A3192K0012
73 Adjusting Screw (NACE)
Steel GG03609X012
Stainless Steel GG03609X022
75 Restrictor (see Figure 4)
(For Liquid Service High-Pressure Actuator only)
Steel 17B5175X022
Stainless Steel (NACE) 17B5175X012
76 Pipe Bushing (1 required), For All Actuators
Steel 1C379026232
Stainless Steel (NACE) 1C3790X0012
76 Pipe Bushing (2 required), For Liquid Service
on High-Pressure Actuators
Steel 1C379026232
Stainless Steel (NACE) 1C3790X0012
81 Pipe Nipple, Stainless Steel (NACE) (not shown) 1C488238982
82 Drain Valve, Stainless Steel (NACE)
(see Figure 5), 1/4 NPT 13B2392X082
84 Internal Stiffener Plate
(Low-Pressure Actuator only)
Steel ERSA00169A0
Stainless Steel (NACE) ERSA00169A1
85 Bleed Valve, Stainless Steel (NACE)
(see Figure 5), 1/8 NPT 15A6011XDG2
87 Upper Casing Welding Assembly
(Low-Pressure Actuator only) (not shown)
Steel ERSA02584A0
Stainless Steel ERSA02584A1