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9500 Gas Modulating “J” Orifice

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9500 Gas Modulating "J" Orifice | Model Specifications
OrificeJ
(USC)
J
(SI)
OrificeStandard Inlet SizesJ
(USC)
2", 3"
J
(SI)
DN 50, DN 80
OrificeInlet and Outlet Connection TypesJ
(USC)
RF x RF,
RTJ x RF,
RTJ x RTJ
J
(SI)
RF x RF,
RTJ x RF,
RTJ x RTJ
OrificeActual Orifice DiameterJ
(USC)
1.350 in
J
(SI)
34.3 mm
OrificeActual Orifice AreaJ
(USC)
1.431 in2
J
(SI)
923.2 mm2
OrificeAPI Orifice AreaJ
(USC)
1.287 in2
J
(SI)
830.3 mm2
OrificePressure RangeJ
(USC)
15 – 1480 psig
J
(SI)
103 – 10204 kPag
OrificeStandard Temperature RangeJ
(USC)
-20°F to 400°F
J
(SI)
-29°C to 204°C
OrificeASME Flow Coefficient, Kd (Gas)J
(USC)
0.870
J
(SI)
0.870

Mercer Valve Co., Inc. reserves the right to change product designs and specifications without notice.

9500 Modulating Main Valve "J" Orifice | Part Number Selection

95 -
51
A
J
B
1
C
3
D
0
E
7
F
 
G
M
H
 
I
 
J

A | INLET & OUTLET COMBINATION

(See Dimensions & Weights, below.)

B | API ORIFICE SIZE

J – 1.431 in²

C | FLANGE TYPE

1 – RF x RF
2 – RTJ x RTJ
3 – RTJ x RF

D | BODY MATERIAL

3 – WCB CARBON STEEL
4 – CF3M STAINLESS STEEL
5 – LCC CARBON STEEL

E | OPTIONS

0 – NO OPTIONS
1 – BACKFLOW PREVENTER
2 – PRESSURE SNUBBER
3 – AUXILIARY FILTER
4 – OPTIONS 1 & 2
5 – OPTIONS 1 & 3
6 – OPTIONS 2 & 3
7 – OPTIONS 1, 2, & 3

F | SEAT MATERIAL

7 – PTFE
8 – FKM
9 – PEEK
N – NEOPRENE
B – BUNA-N
E – EPDM
Y – VESPEL®

G | SOUR GAS SERVICE

BLANK – NON SOUR APPLICATIONS
N – SOUR GAS SERVICE

H | PILOT TYPE

M – GAS MODULATING PILOT (See below for part numbering breakdown.)

I | O-RING MATERIAL

BLANK – STANDARD IF APPLICABLE
3 – PC BUNA
5 – LOW TEMP BUNA
6 – FFKM
7 – FKM ED
9 – NEOPRENE
C – EPDM
K – HNBR

J | TWO-DIGIT "SPECIAL" CODE

(Two-digit special codes assigned by Mercer Valve, if applicable.)

Standard Materials or Options.
O-ring codes are only used with Seat codes 7, 9, & Y when O-rings are not standard FKM. If using the standard FKM O-rings, leave O-ring code BLANK.

9500 Modulating Pilot Valve | Part Number Selection

M1 -
A
1
B
1
C
0
D
0
E
0
F
07
G
 
H
 
I
 
J

A | MODULE PRESSURE CODE

M1 – SET PRESSURE 15 to 85 PSIG
M2 – SET PRESSURE 86 to 175 PSIG
M3 – SET PRESSURE 176 to 450 PSIG
M5 – SET PRESSURE 451 to 750 PSIG
M6 – SET PRESSURE 751 to 1480 PSIG

B | BODY MATERIAL

1 – CARBON STEEL
2 – 316 STAINLESS STEEL

C | MODULE SEALS

1 – FKM
2 - EPDM
3 - BUNA
4 - FFKM
5 - PC BUNA

D | BLOWDOWN TYPE

0 – NONE
1 - MANUAL BLOWDOWN VALVE
2 - REMOTE BLOWDOWN VALVE
3 - LIFT LEVER

E | FIELD TEST CONNECTION

0 – NONE
1 - STANDARD

F | TEST ACCESSORIES

0 – NONE
1 - TEST GAG

G | SPRING CODE

(Spring codes assigned by Mercer Valve.)

H | SOUR GAS SERVICE

BLANK – NON SOUR APPLICATIONS
N – SOUR GAS SERVICE

I | ORING MATERIAL

BLANK – STANDARD IF APPLICABLE

J | TWO-DIGIT "SPECIAL" CODE

(Two-digit special codes assigned by Mercer Valve, if applicable.)

Standard Materials or Options.
Module Seal codes 2, 3, 4 & 5 receive like material O-rings and Exhaust Seats. Consult Factory.
May require a Special Code on the Main Valve. Consult Factory.

9500 Gas Modulating "J" Orifice | Dimensions & Weights (USC)
Inlet and Outlet CodeInlet and Outlet Size
(in)
Pressure Limit 1, 2
(psig)
Dimensions 2
"A" x "B" x "C"
(in ± .062)
Approximate Weight 2
(lbs)
Inlet and Outlet Code51Inlet and Outlet Size
(in)
2" 150 x 3" 150
Pressure Limit 1, 2
(psig)
285
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.375 x 4.875 x 16.135
Approximate Weight 2
(lbs)
56
Inlet and Outlet Code52Inlet and Outlet Size
(in)
2" 300 x 3" 150
Pressure Limit 1, 2
(psig)
740
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.375 x 4.875 x 16.135
Approximate Weight 2
(lbs)
58
Inlet and Outlet Code53Inlet and Outlet Size
(in)
2" 600 x 3" 150
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.375 x 4.875 x 16.135
Approximate Weight 2
(lbs)
59
Inlet and Outlet Code54Inlet and Outlet Size
(in)
2" 900 x 3" 300
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.563 x 6.750 x 17.323
Approximate Weight 2
(lbs)
85
Inlet and Outlet Code54.1Inlet and Outlet Size
(in)
2" 1500 x 3" 300
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.563 x 6.750 x 17.323
Approximate Weight 2
(lbs)
85
Inlet and Outlet Code54.2Inlet and Outlet Size
(in)
2" 2500 x 3" 300
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
7.000 x 6.750 x 17.760
Approximate Weight 2
(lbs)
96
Inlet and Outlet Code62Inlet and Outlet Size
(in)
3" 150 x 4" 150
Pressure Limit 1, 2
(psig)
285
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.125 x 6.375 x 18.898
Approximate Weight 2
(lbs)
104
Inlet and Outlet Code64Inlet and Outlet Size
(in)
3" 300 x 4" 150
Pressure Limit 1, 2
(psig)
740
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.125 x 6.375 x 18.898
Approximate Weight 2
(lbs)
107
Inlet and Outlet Code65Inlet and Outlet Size
(in)
3" 600 x 4" 150
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.375 x 6.375 x 19.148
Approximate Weight 2
(lbs)
109
Inlet and Outlet Code66.1Inlet and Outlet Size
(in)
3" 900 x 4" 300
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
7.500 x 7.125 x 20.273
Approximate Weight 2
(lbs)
134
Inlet and Outlet Code66.2Inlet and Outlet Size
(in)
3" 1500 x 4" 300
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
7.500 x 7.125 x 20.273
Approximate Weight 2
(lbs)
148
Inlet and Outlet Code66.3Inlet and Outlet Size
(in)
3" 1500 x 4" 600
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
Approximate Weight 2
(lbs)

1Pressure limit may be subject to system conditions and temperatures.
2Pressure limit, weight, and “C” dimension may vary with sour gas service and other options.
Flange dimensions compliant with API 526.

9500 Gas Modulating "J" Orifice | Dimensions & Weights (SI)
Inlet and Outlet CodeInlet and Outlet Size
DN (mm)
Pressure Limit 1, 2
(kPag)
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
Approximate Weight 2
(kg)
Inlet and Outlet Code51Inlet and Outlet Size
DN (mm)
DN 50 150 x DN 80 150
Pressure Limit 1, 2
(kPag)
1965
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
136.5 x 123.8 x 341.3
Approximate Weight 2
(kg)
25.4
Inlet and Outlet Code52Inlet and Outlet Size
DN (mm)
DN 50 300 x DN 80 150
Pressure Limit 1, 2
(kPag)
5102
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
136.5 x 123.8 x 341.3
Approximate Weight 2
(kg)
26.3
Inlet and Outlet Code53Inlet and Outlet Size
DN (mm)
DN 50 600 x DN 80 150
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
136.5 x 123.8 x 341.3
Approximate Weight 2
(kg)
26.8
Inlet and Outlet Code54Inlet and Outlet Size
DN (mm)
DN 50 900 x DN 80 300
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
171.5 x 166.7 x 371.5
Approximate Weight 2
(kg)
38.6
Inlet and Outlet Code54.1Inlet and Outlet Size
DN (mm)
DN 50 1500 x DN 80 300
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
171.5 x 166.7 x 371.5
Approximate Weight 2
(kg)
38.6
Inlet and Outlet Code54.2Inlet and Outlet Size
DN (mm)
DN 50 2500 x DN 80 300
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
177.8 x 166.7 x 382.6
Approximate Weight 2
(kg)
43.5
Inlet and Outlet Code62Inlet and Outlet Size
DN (mm)
DN 80 150 x DN 100 150
Pressure Limit 1, 2
(kPag)
1965
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
155.6 x 161.9 x 384.2
Approximate Weight 2
(kg)
47.2
Inlet and Outlet Code64Inlet and Outlet Size
DN (mm)
DN 80 300 x DN 100 150
Pressure Limit 1, 2
(kPag)
5102
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
155.6 x 161.9 x 384.2
Approximate Weight 2
(kg)
48.5
Inlet and Outlet Code65Inlet and Outlet Size
DN (mm)
DN 80 600 x DN 100 150
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
161.9 x 161.9 x 390.5
Approximate Weight 2
(kg)
56.2
Inlet and Outlet Code66.1Inlet and Outlet Size
DN (mm)
DN 80 900 x DN 100 300
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
190.5 x 181 x 419.1
Approximate Weight 2
(kg)
60.8
Inlet and Outlet Code66.2Inlet and Outlet Size
DN (mm)
DN 80 1500 x DN 100 300
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
190.5 x 181 x 419.1
Approximate Weight 2
(kg)
67.1
Inlet and Outlet Code66.3Inlet and Outlet Size
DN (mm)
DN 80 1500 x DN 100 600
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
Approximate Weight 2
(kg)

1Pressure limit may be subject to system conditions and temperatures.
2Pressure limit, weight, and “C” dimension may vary with sour gas service and other options.
Flange dimensions compliant with API 526.