Data Sheet
Bulletin 71.7:167D
4
Table 1. Three-Way Switching Valves Set Pressure Ranges and Control Spring Data
Table 2. Two-Way Switching Valves Set Pressure Ranges and Control Spring Data
PART NAME
TYPES
167D and 167DA 167DS and 167DAS
BODY AND
SPRING CASE
Aluminum (ASTM B85/Alloy 380) CF8M/CF3M Stainless steel
SPRING RETAINER Aluminum 316L Stainless steel
UPPER SPRING SEAT Zinc-plated steel
316 Stainless steel
DIAPHRAGM PLATE Chromate conversion coated Aluminum
CONTROL SPRING Zinc-plated steel and Chrome Silicon Inconel
®
X-750
VALVE STEM
Brass or 316L Stainless Steel 316L Stainless steel
VALVE PLUG
VALVE SPRING 302 Stainless steel or Inconel
®
X-750 (NACE)
DIAPHRAGM, O-RINGS,
AND SOFT SEAT
Nitrile (NBR) or Fluorocarbon (FKM)
BOLTING,
ADJUSTING SCREW
Zinc-plated steel Zinc-plated steel or 316 Stainless steel
HEXNUT Zinc-plated steel or 316 Stainless steel 316 Stainless steel
HANDWHEEL Zinc-plated steel screw with resin handwheel
Table 4. Construction Materials
Table 3. Flow and Sizing Coefcients
TYPES BODY SIZE PORT
WIDE-OPEN FLOW COEFFICIENTS
C
1
IEC SIZING COEFFICIENT
C
g
C
v
X
t
167D, 167DS
1/4 NPT
C
41.46 1.09 37.56 0.89
1/2 NPT 46.50 1.18 39.03 0.96
167DA, 167DAS
All sizes B 27.79 0.96 28.74 0.52
1/4 NPT
C
49.35 1.60 30.58 0.59
1/2 NPT 58.86 1.81 32.22 0.66
TYPE
SET PRESSURE RANGE CONTROL SPRING DATA
MAXIMUM
PRESSURE
CHANGE ON
TO SHIFT FROM
PORT B CLOSED
TO PORT C
CLOSED
Port A or C
as Inlet
Port B as Inlet
Color Code Material Part Number
Wire Diameter Free Length
psig bar psig bar Inch mm Inch mm psid bar d
167DA
14 to 20
16 to 35
0,97 to 1,4
1,1 to 2,4
7 to 20
10 to 30
0,48 to 1,4
0,69 to 2,1
White stripe
Purple stripe
Zinc-plated
Music Wire
GE40282X012
GE40283X012
0.145
0.156
3,68
3,96
1.425 36,2
10
13
0,69
0,90
25 to 60
40 to 125
1,7 to 4,1
2,8 to 8,6
25 to 50
40 to 90
1,7 to 3,4
2,8 to 6,2
Brown stripe
Pink stripe
Chrome
Silicon
GE40284X012
GE40345X012
0.172
0.207
4,37
5,26
17
35
1,2
2,4
167DAS
14 to 20
16 to 35
25 to 60
40 to 125
0,97 to 1,4
1,1 to 2,4
1,7 to 4,1
2,8 to 8,6
7 to 20
10 to 30
25 to 50
40 to 90
0,48 to 1,4
0,69 to 2,1
1,7 to 3,4
2,8 to 6,2
White
Purple
Brown
Pink
Inconel
®
X-750
GE40320X012
GE40321X012
GE40322X012
GE40323X012
0.148
0.162
0.177
0.218
3,76
4,12
4,50
5,54
1.750 44,4
8
12
16
31
0,55
0,83
1,1
2,1
TYPE
SET PRESSURE RANGE CONTROL SPRING DATA
Port A as Inlet
Color Code Material Part Number
Wire Diameter Free Length
psig bar Inch mm Inch mm
167D
3 to 15
5 to 20
5 to 35
0,21 to 1,0
0,34 to 1,4
0,34 to 2,4
Yellow stripe White stripe
Purple stripe
Zinc-plated
Music Wire
GG00421X012
GE40282X012
GE40283X012
0.142
0.145
0.156
3,61
3,68
3,96
1.425 36,2
25 to 60
40 to 125
1,7 to 4,1
2,8 to 8,6
Brown stripe
Pink stripe
Chrome Silicon
GE40284X012
GE40345X012
0.172
0.207
4,37
5,26
167DS
5 to 20
5 to 35
25 to 60
40 to 125
50 to 150
0,34 to 1,4
0,34 to 2,4
1,7 to 4,1
2,8 to 8,6
3,4 to 10,3
White
Purple
Brown
Pink
Gold
Inconel
®
X-750
GE40320X012
GE40321X012
GE40322X012
GE40323X012
GE40324X012
0.148
0.162
0.177
0.218
0.234
3,76
4,12
4,50
5,54
5,94
1.750
44,4
Inconel
®
is a mark owned by Special Metals Corporation.