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9500 Snap Pilot “G” Orifice

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9500 Snap Pilot "G" Orifice | Model Specifications
OrificeG
(USC)
G
(SI)
OrificeStandard Inlet SizesG
(USC)
1 ½", 2"
G
(SI)
DN 40, DN 50
OrificeInlet and Outlet Connection TypesG
(USC)
RF x RF,
RTJ x RF,
RTJ x RTJ
G
(SI)
RF x RF,
RTJ x RF,
RTJ x RTJ
OrificeActual Orifice DiameterG
(USC)
0.844 in
G
(SI)
21.4 mm
OrificeActual Orifice AreaG
(USC)
0.559 in2
G
(SI)
360.6 mm2
OrificeAPI Orifice AreaG
(USC)
0.503 in2
G
(SI)
324.5 mm2
OrificePressure RangeG
(USC)
15 – 4500 psig
G
(SI)
103 – 31026 kPag
OrificeStandard Temperature RangeG
(USC)
-20°F to 400°F
G
(SI)
-29°C to 204°C
OrificeASME Flow Coefficient, Kd (Gas)G
(USC)
0.870
G
(SI)
0.870

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

9500 Snap Main Valve "G" Orifice | Part Number Selection

95 -
55
A
G
B
1
C
3
D
0
E
7
F
 
G
S
H
 
I
 
J

A | INLET & OUTLET COMBINATION

(See Dimensions & Weights, below.)

B | API ORIFICE SIZE

G – 0.559 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
E – EPDM
Y – VESPEL®

G | SOUR GAS SERVICE

BLANK - NON SOUR APPLICATIONS
N – SOUR GAS SERVICE

H | PILOT TYPE

S – SNAP 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 Snap Pilot Valve | Part Number Selection

G1 -
1
A
1
B
0
C
0
D
0
E
07
F
 
G
 
H
 
I

A | BODY / BONNET MATERIAL

1 – CF3M STAINLESS STEEL / CARBON STEEL
2 – CF3M STAINLESS STEEL / 316 STAINLESS STEEL

B | UPPER SEAT / LOWER SEAT

1 – FKM / FKM
A – FKM / PTFE
V – FKM / VESPEL
5 - BUNA / BUNA
6 - EPDM / EPDM
7 - NEOPRENE / NEOPRENE
8 - PC BUNA / PC BUNA
9 - FFKM / FFKM
H - HNBR / PTFE
D - BUNA / PTFE
E - EPDM / PTFE
C - PC BUNA / PTFE
K - FFKM / PTFE
J – HNBR / VESPEL
B – BUNA / VESPEL
G – EPDM / VESPEL
T – PC BUNA / VESPEL
X – FFKM / VESPEL

C | BLOWDOWN TYPE

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

D | FIELD TEST CONNECTION

0 – NONE
1 - STANDARD

E | TEST ACCESSORIES

0 – NONE
1 - TEST GAG

F | SPRING CODE

(Spring codes assigned by Mercer Valve.)

G | SOUR GAS SERVICE

BLANK – NON SOUR APPLICATIONS
N – SOUR GAS SERVICE

H | ORING MATERIAL

BLANK – STANDARD IF APPLICABLE
7 – FKM ED

I | TWO-DIGIT "SPECIAL" CODE

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

Standard Materials or Options.
Seat and O-Ring Material codes must match when available. Consult Factory.
May require a Special Code on the Main Valve. Consult Factory.

9500 Snap Pilot "G" 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 Code55Inlet and Outlet Size
(in)
1 ½" 150 x 3" 150
Pressure Limit 1, 2
(psig)
285
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.125 x 4.875 x 13.746
Approximate Weight 2
(lbs)
56
Inlet and Outlet Code56Inlet and Outlet Size
(in)
1 ½" 300 x 3" 150
Pressure Limit 1, 2
(psig)
740
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.125 x 4.875 x 13.746
Approximate Weight 2
(lbs)
57
Inlet and Outlet Code74Inlet and Outlet Size
(in)
1 ½" 600 x 3" 150
Pressure Limit 1, 2
(psig)
1480
Dimensions 2
"A" x "B" x "C"
(in ± .062)
5.125 x 4.875 x 13.746
Approximate Weight 2
(lbs)
58
Inlet and Outlet Code75Inlet and Outlet Size
(in)
1 ½" 900 x 3" 300
Pressure Limit 1, 2
(psig)
2220
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.375 x 6.750 x 14.996
Approximate Weight 2
(lbs)
71
Inlet and Outlet Code75.1Inlet and Outlet Size
(in)
1 ½" 1500 x 3" 300
Pressure Limit 1, 2
(psig)
3000
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.375 x 6.750 x 14.996
Approximate Weight 2
(lbs)
71
Inlet and Outlet Code75.2Inlet and Outlet Size
(in)
1 ½" 2500 x 3" 300
Pressure Limit 1, 2
(psig)
3000
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.375 x 6.750 x 14.996
Approximate Weight 2
(lbs)
82
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 13.996
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 13.996
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 13.996
Approximate Weight 2
(lbs)
59
Inlet and Outlet Code54Inlet and Outlet Size
(in)
2" 900 x 3" 300
Pressure Limit 1, 2
(psig)
2220
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.563 x 6.750 x 15.184
Approximate Weight 2
(lbs)
85
Inlet and Outlet Code54.1Inlet and Outlet Size
(in)
2" 1500 x 3" 300
Pressure Limit 1, 2
(psig)
3705
Dimensions 2
"A" x "B" x "C"
(in ± .062)
6.563 x 6.750 x 15.184
Approximate Weight 2
(lbs)
85
Inlet and Outlet Code54.2Inlet and Outlet Size
(in)
2" 2500 x 3" 300
Pressure Limit 1, 2
(psig)
4500
Dimensions 2
"A" x "B" x "C"
(in ± .062)
7.000 x 6.750 x 15.621
Approximate Weight 2
(lbs)
96

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 Snap Pilot "G" 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 Code55Inlet and Outlet Size
DN (mm)
DN 40 150 x DN 80 150
Pressure Limit 1, 2
(kPag)
1965
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
130.2 x 123.8 x 335.0
Approximate Weight 2
(kg)
25.4
Inlet and Outlet Code56Inlet and Outlet Size
DN (mm)
DN 40 300 x DN 80 150
Pressure Limit 1, 2
(kPag)
5102
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
130.2 x 123.8 x 335.0
Approximate Weight 2
(kg)
25.9
Inlet and Outlet Code74Inlet and Outlet Size
DN (mm)
DN 40 600 x DN 80 150
Pressure Limit 1, 2
(kPag)
10204
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
130.2 x 123.8 x 335.0
Approximate Weight 2
(kg)
26.3
Inlet and Outlet Code75Inlet and Outlet Size
DN (mm)
DN 40 900 x DN 80 300
Pressure Limit 1, 2
(kPag)
15306
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
161.9 x 166.7 x 366.7
Approximate Weight 2
(kg)
32.2
Inlet and Outlet Code75.1Inlet and Outlet Size
DN (mm)
DN 40 1500 x DN 80 300
Pressure Limit 1, 2
(kPag)
20684
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
161.9 x 166.7 x 366.7
Approximate Weight 2
(kg)
32.2
Inlet and Outlet Code75.2Inlet and Outlet Size
DN (mm)
DN 40 2500 x DN 80 300
Pressure Limit 1, 2
(kPag)
20684
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
161.9 x 166.7 x 366.7
Approximate Weight 2
(kg)
37.2
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)
15306
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)
25545
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)
31026
Dimensions 2
"A" x "B" x "C"
(mm ± 1.6)
177.8 x 166.7 x 382.6
Approximate Weight 2
(kg)
43.5

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.