Valve
dimensions in inches
wt,
designation A
B
C D E F G H J
K
L lb
1857-01
1
½
1⁄8
25⁄8
415⁄32 211⁄32
81⁄8
3¾
—
—
—
—
4¼
1857-0
1
¾
1⁄8
25⁄8
415⁄32 211⁄32
81⁄8
3¾
—
—
—
—
4¼
1857-1
1 1⁄8 27⁄8
47⁄8
25⁄16
9
9
/
16
4¼
—
—
—
—
5½
1857-3
1½
1⁄8 35⁄8
59⁄16 31⁄8
9
9
/
16
5
— — — —
9¾
1857-4
2 1⁄8
4
3
/
8
75⁄8
329⁄32
10½
6
—
—
—
—
17
1857-5-F
2½
1⁄8
7
729⁄32
43⁄16 10½
7½
11⁄16
¾
4
5½
34
1857-6-F
3 1⁄8
7½
91⁄32
429⁄32
1727⁄32
8
¾
¾ 4
6
47
1857-7-F
4
1⁄8
9
113⁄8
61⁄32
30
9
15⁄16 ¾
8
7½
80
North American Supervising Gas Valves
FM Approved
Dimensions
&
Instructions 1857-1
C
F
D
E
G
B
- checking line
pipe size
(location varies
with size)
A
- Gas
pipe size
1857-01, -0, -1, -3, -4
1857-5-F, -6-F, -7-F
B
- checking line
pipe size
(location varies
with size)
A
- Gas
pipe size
H
G
F
D
E
8647-01 Filter
Weight: 1 lb
8657-03 Bleed Orifi ce (#76 Drill)
Weight: 1 oz
2¾
dia.
¼
pipe thread outlet
5¾
½
pipe tap inlet
7⁄8
1
¼
pipe tap
J
- dia. of
drilled holes
K
- no. of
drilled holes
L
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.
ENERG
Y | C
OMBUSITION
