Data Sheet

A31A Cryogenic Valve
Product Bulletin
21.1:Cryogenic-Rotary
October 2010
8
Table 4. Dimensions, Single Flange Style Valves, CL150, NPS 3 through 8
VALVE
SIZE,
NPS
A D E F F1 J K M
(2)
R
(1)
S T U V W
FLAT
LENGTH
FLAT
SIZE
mm
3 48 87 83 10 19 152 375 71 207 16 152 32 117
See thread
information
below
25 11
4 54 113 83 22 25 191 451 94 238 19 152 32 117 25 14
6 57 165 83 41 51 241 489 148 308 25 152 32 117 25 17
8 64 210 83 65 68 298 679 197 336 25 152 32 117 25 17
Inches
3 1.88 3.44 3.25 0.375 0.75 6.0 14.75 2.82 8.25 0.625 6.0 1.25 4.63
0.625-11
4 holes
1.0 0.436
4 2.13 4.44 3.25 0.875 1.0 7.5 17.75 3.69 9.38 0.75 6.0 1.25 4.63
0.625-11
8 holes
1.0 0.561
6 2.25 6.50 3.25 1.63 2.0 9.5 19.25 5.82 12.13 1 6.0 1.25 4.63
0.75-10
8 holes
1.0 0.687
8 2.50 8.25 3.25 2.57 2.69 11.75 26.75 7.75 13.25 1 6.0 1.25 4.63
0.75-10
8 holes
1.0 0.687
1. Face-to-face dimensions are in compliance with MSS SP68 and API 609 specifications.
2. Minimum I.D. is the minimum pipe or flange I.D. required for disc swing clearance.
16B4211
mm (INCHES)
CLOSED POSITION
MATCH MARKS
CLOCKWISE TO CLOSE
TYPICAL VALVE MOUNTING
FLAT
LENGTH
FLAT SIZE
VENT
(SUPPLIED
PER
REQUEST)
DISC
SHOWN IN
FULL OPEN
POSITION
M MIN I.D. REQUIRED
FOR DISC SWING
CLEARANCE
D
PORT
DIAMETER
FF1
FLOW
VALVE BODY
T
U
V
6 HOLES
O 0.56
THROUGH
O S
O R
K
E
102 [4.00]
O W ON A J
DIAMETER CIRCLE
A
Figure 7. Dimensions, Single Flange Style Valves, CL150, NPS 3 through 8 (also see table 4)