User Guide

4 © Copyright 2008 TAC All Rights Reserved. F-24376-8
Table-4 Linkage Selection and Valve Close-off Pressure Ratings for Obsolete VB-9XXX Valve Bodies.
TYPICAL ACTUATOR PART NUMBERS
Normally Closed
(Stem Down)
MA-318, MA-318-500
MA-416, MA-416-500
MA-418, MA-418-500
MA-419, MA-419-500
MP-361, MP-367
MP-461-600
MP-465, MP5-4651
Normally Open
(Stem Up)
MA-318, MA-318-500
MA-416, MA-416-500
MA-418, MA-418-500
MA-419, MA-419-500
MP-371, MP-377
MP-471-600
MP-475, MP5-4751
No Normal
Position
MP-421
MP-422
MP-2150-500
MP5-2151-500
No Normal Position
MC-351, MC-421, MC-431
MC-4211, MC-4311, MC5-4311,
MP-381, MP-382, MP-387
MP-445-304, MP-451, MP-452,
MP-481-600, MP-485, MP-486,
MP-4851, MP5-4851
Minimum Torque/Travel Required 50 lb.-in., 180° 100 lb.-in., 180°
Linkage for 1/2" to 1-1/4" Valves AV-391 (AV-390 & AV-91) AV-393 (AV-390 & AV-93)
Linkage for 1-1/2" & 2" Valves AV-392 (AV-390 & AV-92) AV-394 (AV-390 & AV-94)
VALVE BODY INFORMATION
CLOSE-OFF PRESSURE (psi)
a
a
kPa = psi x 6.895
Valve Body
Part Number
Description
P
Code
Size Cv
VB-9213-0-4-P
2-Way
FNPT
Composition
Disc
1
1/2"
0.4
250
250
21.3
32.2
43.6
5
3/4"
5
66.2
7
1"
8.2
150
811
9 1-1/4" 16 90 200
10 1-1/2" 25 65 140
11 2" 40 35 80
VB-9253-0-4-P
2-Way
FNPT
Stainless
Trim
Teflon Disc
1
1/2"
0.4
250
250
21.3
32.2
43.6
5
3/4"
5
66.2
7
1"
8.2
150
811
9 1-1/4" 16 90 200
10 1-1/2" 25 65 140
11 2" 40 35 80
VB-9273-0-4-P
2-Way
FNPT
Stainless
Trim
No Disc
1
1/2"
0.4
250
250
21.3
32.2
43.6
5
3/4"
5
66.2
7
1"
8.2
150
811
9 1-1/4" 16 90 200
10 1-1/2" 25 65 140
11 2" 40 35 80
VB-9313-0-4-P
3-Way
Mixing
FNPT
2
1/2"
2
250
250
44
6 3/4" 6.8 200
8 1" 12 140
9 1-1/4" 16 95 190
10 1-1/2" 33
33 75
11 2" 55
VB-9323-0-4-P
3-Way
Diverting
FNPT
41/2"6
250 250
63/4"8
81"12
91-1/4"16
10 1-1/2" 30
11 2" 42