Product Overview

GLOBE VALVE LINKAGES
38-00020—01 10
Manufacturer Valve Model Single Actuator Linkage
Siebe
Barber Colman
Invensys
(continued)
VB-927 Series
VB-928 Series
Valve
Connection
Size
(inch)
Linkage and
Bonnet Adapter
Actuator Torque (lb-in)
44 88 175 300
Close-Off (psi)
0.5 Q5024A1116
and BU5024-001
230 230
0.75 165 230
1 100 190
1.25 65 120
1.5 Q5024A1130
and BU5024-002
50 105
2 30 60 105
VB-931 Series Single Actuator Linkage
Valve
Connection
Size
(inch)
Linkage and
Bonnet Adapter
Actuator Torque (lb-in)
44 88 175 300
Close-Off (psi)
0.5 Q5024A1116
and BU5024-001
230 230
0.75 165 230
1 100 190
1.25 65 120
1.5 Q5024A1130
and BU5024-002
50 105
2 30 60 105
Dual Actuator Linkage
Actuator Torque (lb-in)
350 (2 x 175) 600 (2 x 300)
Close-Off (psi)
2.5 Q5024B2230
and BU5024-003
75 123
3 50 80
4 Q5024B2240
and BU5024-003
18 38
Table 3. Linkage and Actuator Selection. (Continued)