Flowserve Double-Disc Gate Valve Sizes 2.5 User Manual
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Anchor/Darling Double Disc Type Gate Valves FCD ADENIM0003-01 - 07/14
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Table 1 Recommended packing gland bolting torques (ft-lb) - dd gate valves
150 Pressure Class
Valve Size
Gland Bolt Size
Stem Diameter
Packing Size
Bolt Torque
Packing I.D.
Packing O.D
2.5
0.5
0.875
0.25
15
0.875
1.375
3
0.5
1.25
0.375
32
1.25
2
4
0.5
1
0.25
16
1
1.5
6
0.5
1
0.25
16
1
1.5
8
0.75
1.25
0.25
29
1.25
1.75
10
0.75
1.25
0.25
29
1.25
1.75
12
0.75
1.625
0.5
83
1.625
2.625
14
0.75
1.625
0.375
59
1.625
2.375
16
0.75
1.75
0.5
88
1.75
2.75
18
0.75
1.875
0.375
66
1.875
2.625
20
0.75
2
0.375
70
2
2.75
22
0.75
2
0.375
70
2
2.75
24
0.75
2
0.375
70
2
2.75
300 PRESSURE CLASS
Valve Size
Gland Bolt Size
Stem Diameter
Packing Size
Bolt Torque
Packing I.D.
Packing O.D
2.5
0.5
0.875
0.25
15
0.875
1.375
3
0.5
0.875
0.25
15
0.875
1.375
4
0.625
1.25
0.375
40
1.25
2
6
0.625
1.375
0.375
43
1.375
2.125
8
0.625
1.5
0.375
46
1.5
2.25
10
0.625
1.375
0.375
43
1.375
2.125
12
0.75
1.5
0.5
79
1.5
2.5
14
0.75
1.625
0.375
59
1.625
2.375
16
0.75
1.75
0.5
88
1.75
2.75
18
0.75
2
0.5
98
2
3
20
0.75
2
0.5
98
2
3
22
0.75
2.125
0.375
74
2.125
2.875
24
0.875
2.375
0.5
132
2.375
3.375