Vogt valves – Flowserve Vogt Forged Steel Gate User Manual
Page 36
Flow Control
Vogt Valves
36
Forged Steel Gate, Globe and Check Valves
FCD VVENIM2000-02
Figure 3 – Stuffing Box: Standard and High Pressure Applications
I.D.
O.D.
DEPTH
FIGURE 1
Standard and High Pressure Applications
Stuffing Box Space
Number Of C-VH Rings
Valve Size
(in.)
O.D.
(in.)
I.D.
(in.)
Depth
(in.)
Cross
Section (in
2
)
Top Rings
Bottom Rings
Center Rings
1/2
.62
.38
.62
.125
1
1
4
3/4
.62
.38
.62
.125
1
1
4
1
.88
.50
1.12
.188
1
1
6
11/4
.94
.56
1.12
.188
1
1
6
11/2
.94
.56
1.12
.188
1
1
6
2
1.12
.62
1.50
.250
1
1
6
3
1.25
.75
1.50
.250
1
1
6
4
1.38
.88
1.75
.250
1
1
7
Figure 4 – Stuffing Box: Vacuum Applications
Figure 5 – Stuffing Box: Combined Pressure/Vacuum Applications
I.D.
O.D.
DEPTH
INVERTED
PACKING
3 - C-VH RINGS (1 EACH,
1" AND ABOVE VALVE SIZES)
2 - C-VH RINGS (1 TOP AND
1 BOTTOM, ½" AND ¾"
VALVE SIZES)
DEPTH
I.D.
O.D.
INVERTED
PACKING
3 - C-VH RINGS (1 EACH,
1" AND ABOVE VALVE SIZES)
2 - C-VH RINGS (1 TOP AND
1 BOTTOM, ½" AND ¾"
VALVE SIZES)
Combined Pressure/Vacuum Applications
Stuffing Box Space
Number Of C-VH Rings
Valve Size
(in.)
O.D.
(in.)
I.D.
(in.)
Depth
(in.)
Cross
Section (in
2
)
Top Rings
Bottom Rings
Center Rings
1/2
.62
.38
.62
.125
2
2
2
3/4
.62
.38
.62
.125
2
2
2
1
.88
.50
1.12
.188
2
2
4
11/4
.94
.56
1.12
.188
2
2
4
11/2
.94
.56
1.12
.188
2
2
4
2
1.12
.62
1.50
.250
2
2
4
3
1.25
.75
1.50
.250
2
2
4
4
1.38
.88
1.75
.250
2
2
5