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194 © Copyright 2006 TAC. All Rights Reserved. F-27414-1
Valve Linkages
Application
For assembling MK-46XX Series pneumatic actuators to
specific 1/2 to 2 in. VB-7XXX valve bodies.
Specifications
• Actuator mounting: In any upright position with actuator above
the center line of the valve body.
AV-401
Pneumatic Actuator Valve Linkage Kit
Application
For assembling MK-6800 Series 50 sq. in. pneumatic actuators
to 2-1/2 to 6 in. VB-9XXX valve bodies.
For assembling MK-6600 Series 50 sq. in. pneumatic actuators
to 1-1/2 and 2 in. VB-7XXX valve bodies.
Specifications
• Actuator mounting: In any upright position with actuator above
the center line of the valve body.
AV-430
Electric/Electronic and Pneumatic
Valve Linkage Kit
Actuator Effective Area
11 sq. in. (21 cm
2
)
Spring Range
psig (kPa)
MK-4601 3 to 6 (21 to 41)
MK-4611 5 to 10 (34 to 69)
MK-4621 10 to 13 (69 to 90)
Valve Body
Description
Required Parts from AV-430-0-0-1
Lock
Nut
Stem
Extension
Indicator
Plate
Scale
Length
1-1/2 and 2 in.
(VB-7XXX)
1/4 in.
For 1/4 in.
Stem
With 1/4 in.
Dia. Hole
1 in.
2-1/2 to 4 in. VB-
252, 304, 804)
3/8 in.
For 3/8 in.
Stem
With 3/8 in.
Dia. Hole
1 in.
1-1/2 to 3 in.
(VB-817)
2-1/2 & 3 in.
(VB-9323)
3/8 in.
For 3/8 in.
Stem
a
With 3/8 Dia.
Hole
1 in.
4 in. (VB-817,
9323)
3/8 in.
For 3/8 in.
Stem
With 1/2 in.
Dia. Hole
1 in.
5 and 6 in.
(VB-817, 9323)
3/8 in.
For 3/8 in.
Stem
With 3/8 in.
Dia. Hole
1-1/2 in.
a
Required stem extension may be shipped with valve body.
C
LO
S
E
D
OPEN
CLOSED
OPEN
C
LO
SE
D
OPEN
CLOSED
OPEN
C
LO
SE
D
OPEN
CLOSED
OPEN