DIMENSIONS
J
F
Ø E
Ø G Bolt Circle
B
K
Ø D Pipe (Inside Dia.)
(Rain Cap-Bird Screen Dimensions)
H no. of holes I dia. of holes
C
A NPS pipe size
6.28
9.14
2.12
4X Ø.50
1.63
LOW HIGH
3⁄8 " bulkhead fi ttings
DP and Static pressure switch option
No DP transmitter option
DP pressure switch option
DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS FROM FIVES NORTH AMERICAN COMBUSTION, INC. IF SPACE LIMITATIONS OR OTHER CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL .
ANSI (in)
DIN (mm)
ANSI (in)
DIN (mm)
ANSI (in)
DIN (mm)
ANSI (in)
DIN (mm)
Venturi
Designation
A
B
C
D
E
E
F
G
G
H
H
I
I
J
K
8631-10 8631-12 8631-14 8631-16 8631-18 8631-20 8631-22 8631-24 8631-26 8631-28 8631-30 8631-32 8631-34 8631-36 8631-38 8631-40
10 12 14 16 18
38.5 45.7 49.8
2.9 10.42
16
395 445 505 565 615 670 780 780 895 895
10.4 11.4 11.9 12.9 13.9 15.1 16.1
14.25 17.0 18.8 21.3 22.8 25.0 27.3 29.5 29.3 31.3 33.3 35.4 37.7 39.8 42.1 44.1
350 400 460 515 565 620 725 725 840 840 950 950 1050 1050 1160 1160
12 12 12 16 16
12 12 16 16
1.00 1.00 1.13 1.13 1.25 1.25 1.38 1.38 0.88 0.88 0.88 0.88 1.00 1.00
22 22 22 26 26 26 30 30 30 30 33 33 33 33 36 36
18.7 21.7 23.6
14.2 16.7 18.1 20.6 23.1 25.6 28.2 30.7 33.1 35.6 38.1 40.7 43.2 45.7 48.2 50.7
3.5 12.39 19.0
3.8 13.5 4.3 15.5 4.7 17.5 5.2 19.5 5.8 21.5
21.0 23.5 25.0 27.5 29.5
57.1
27.1
64.4
20 20 20 20 24 24 24 24 28 28 28 28
30.6 34.1 37.6
20 22
71.7
20 20 20 36 40 44 48 40 44 40 44
79.3
24 86.6 26 93.4 28 100.7
6.2 23.5 32.0 6.6 25.38 30.9 7.1 27.38 32.9
17.1
41.1
18.0 19.0
44.4 47.9 51.4 54.9 58.4 61.9 65.4 68.9
30 108.0 7.6 29.38 34.9
1015 20.0
32 115.6
8.1 31.38 37.1
1015 1115 1115
21.1 22.1 23.1
34 122.9 8.6 33.38 39.6
36 130.2 38 137.5
9.1 35.38 41.6
9.5 37.38 44.3 1230 24.1
1.13 1.13
40 144.7 10.0 39.38 46.3 1230 25.1
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