Data Sheet

A31A Valve
D500191X012
Product Bulletin
21.1:A31A
October 2013
10
Table 4. Dimensions and Weights, Wafer S tyle Valves, CL300
Valve
Size,
NPS
A
(1)
D E G K
M
(2)
Min.
I.D.
R
S
(Shaft
Dia at
Keyway)
Key
SQ
Size
T U W Y
Approx
Weight
mm kg
14
16
18
117
133
149
229
229
254
79.50
79.50
104.9
319
353
384
364
397
419
304
346
389
437
498
556
44.5
44.5
57.2
9.53
9.53
12.7
273
273
337
50.8
50.8
76.2
20.6
20.6
23.9
---
---
---
121
183
227
20
24
159
181
273
273
124.0
124.0
416
483
483
546
442
523
605
716
69.9
69.9
15.88
15.88
337
337
76.2
76.2
23.9
23.9
---
---
364
469
Inches Pounds
14
16
18
4.62
5.25
5.88
9.00
9.00
10.00
3.13
3.13
4.13
12.56
13.88
15.12
14.31
15.62
16.50
11.98
13.63
15.32
17.19
19.62
21.88
1-3/4
1-3/4
2-1/4
0.375
0.375
0.5
10.75
10.75
13.25
2.00
2.00
3.00
0.81
0.81
0.94
1-1/8-84Holes
1-1/4-84Holes
1-1/4-84Holes
266
403
500
20
24
6.25
7.12
10.75
10.75
4.88
4.88
16.38
19.00
19.00
21.50
17.40
20.59
23.81
28.19
2-3/4
2-3/4
0.625
0.625
13.25
13.25
3.00
3.00
0.94
0.94
1-1/4-84Holes
1-1/2-84Holes
802
1035
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.
Figure 7. Dimensions and Weights, Wafer Style Valves, CL300 (also see table 4)
12B7103-B
12B7105-A
B2370-2
Note: The keyway is shown on this side of the shaft for reference purposes only.