Brochure

Parker Hannifin Corporation
Climate & Industrial Controls Group
Cleveland, OH
Catalog CIC-2003-1/US
Industrial Refrigeration Products: Safety Relief Valves
412
Dual Stop Valve ManifoldCompanion Mounting Flange (Male)
Companion Mounting Flange (Female)
Bottom Inlet
Type Connection Size
M2 ¾" FPT
M3 1" FPT
M4 1½" FPT
Note: Bolts supplied with manifold.
Size Oval Type
Flange Tongue Inlet Valve
Pattern Connection Applicable
½" ¾" FPT H2
¾" 1" FPT H3
1¼"1¼" FPT H4, H5
1¼"1½" FPT H4, H5
Note: Flange with bolts only. Gaskets supplied with Relief Valve.
Size Oval Type
Flange Tongue Inlet Valve
Pattern Connection Applicable
½" ¾" FPT H2
¾" 1" FPT H3
1¼"1¼" FPT H4, H5
1¼"1½" FPT H4, H5
Note: Flange with bolts only. Gaskets supplied with Relief Valve.
Dimension
H2 H3 H4 H5
mm inch mm inch mm inch mm inch
A 251 9.87 295 11.62 340 13.37 371 14.62
B 152 6.00 187 7.37 211 8.31 224 8.81
C 171 6.75 219 8.62 273 10.75 318 12.50
D 137 5.37 127 5.00 117 4.62 111 4.37
E 102 4.00 127 5.00 165 6.50 165 6.50
F 273 10.75 283 11.12 298 11.75 298 11.75
G 187 7.37 188 7.41 192 7.56 192 7.56
H 166 6.53 202 7.97 237 9.34 266 10.46
I 193 7.59 229 9.03 267 10.53 296 11.65
K 96 3.77 120 4.72 137 5.40 151 5.93
L 102 4.00 102 4.00 122 4.81 122 4.81
M 70 2.75 92 3.62 108 4.25 152 6.00
N 49 1.94 62 2.43 75 2.94 81 3.19
Inlet 20 ¾ 25 1 32 1¼ 32 1¼
Outlet 25 1 32 1¼ 40 1½ 50 2
Type H, M
Dimensions
M
N
J
K
L
INLET
OUTLET
INLET
C
E
H
A
D
OUTLET
B
F
G
Single Valve Manifold with
Two Valves
Dimensions