Submittal Sheet
T
B
C
D
E
A
Model AB
Submittal Data
Model AB Automatic Balancing Valve is a combination ball valve, automatic
flow control device and union. The removable flow cartridge is factory set to
automatically limit the GPM to within +5% of the specified flow. The ball valve
has a chrome plated ball, Teflon seats and a blowout proof stem with double
EPDM O-ring seals. The union has an EPDM O-ring seal and tailpiece
available in MNPT, FNPT, and SWT end connections. Standard features
include Memory Stop and Dual Pressure / Temperature Ports.
SPECIFICATIONS
Pressure Ratings:
Temperature Ratings:
Body Material:
End Connections:
Flow Cartridge: 1/2” thru 1-1/2”
2”
Accuracy:
Seals:
Ball:
Stem:
Handle:
Available Options:
600 PSI (4140 kPa)
250 F
(120
C
)
Forged Brass
Brass – Fixed End:SWT, FNPT;
Union End: SWT, FNPT,& MNPT
Ultrason® Composite
Stainless Steel
± 5% of flow rate
EPDM
Ch
Brass. Optional 316 Stainless Steel.
rome Plated Brass, full port, 100% positive shut-off. Optional 316 Stainless Steel.
Full size Zinc Plated lever with Vinyl Grip
“PTV" combination PT & air vent, hose end drain,valve, & extensions
Please reference the tailpiece data sheet for other sizes and connections.
Dimensions not for construction purposes unless certified by factory
Pressure/Temperature test port with brass body, dual durometer EPDM core, brass cap with O-ring seal and neoprene retainer
strap. Accepts standard 1/8” (4mm) gauge adapter or thermometer stem. Rated to 500 PSI (3450 kPa) and 275 F (135 C).
°
°
Please reference data sheet (Form #M-TP) for optional accessories.
Memor y stop with position indicat or, zinc coated steel.
Size A
B D E
*T
Wg t
GPM Settings
in mm
FNPT SWT
SWT
lbs kg 2-32 PSID
1/2" 15
in 4.96 4.95 3.67 3.66 2.08 2.15 0.83
2.09 0.95
mm 126.00 125.70 93.23 92.96 52.83 54.61 21.08
3/4" 20
in 4.97 5.09 3.67 3.66 2.08 2.15 0.98
2.09 0.95
mm 126.24 129.29 93.23 92.96 52.83 54.61 24.89
1"
in 5.11 5.25 3.67 3.66 2.08 2.15 0.92
5.05 2.29
mm 129.79 133.35 93.23 92.96 52.83 54.61 23.37
1-1/4" 32
in 7.06 7.24 5.38 5.03 2.44 3.61 1.43
5.17 2.35
5.0, 6.0, 7.0, 8. 0, 9.0, 10.0, 11. 0,
12.0, 13.0, 14 .0, 15.0, 16.0, 17 .0,
18.0, 19.0, 20.0
mm 179.32 183.90 136.65 127.76 61.98 91.69 36.32
1-1/2" 40
in 7.06 7.37 5.38 5.03 2.44 3.61 1.17
5.17 2.35
mm 179.32 187.20 136.65 127.76 61.98 91.69 29.72
2" 50
in 9.14 9.81 7.03 5.65 3.09 4.75 1.50
10.14 4.60
20.0, 22.0, 24 .0, 26.0, 28.0, 30 .0,
32.0, 34.0, 36 .0, 38.0, 40.0, 42 .0
mm 232.16 249.17 178.56
1"H
in 6.98 7.18 5.38 5.03 2.44 3.61 1.41
5.05 2.29
mm 177.29 182.37 136.65
127.76
5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.00,
12.0, 13.0, 14.0, 15.0
C
0.5, 0.75, 1.0, 1.5, 2.0, 2.5, 3.0,
3.5, 4.0, 4.5, 5.0, 6.0, 7.0, 8.0,
9.0, 10.0
25
25H
120.65
38.10
61.98
91.69
35.81
78.49
143.51
*
NOMINAL DIMENSIONS & WEIGHTS
STANDARD COMPONENTS
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0
0.5, 0.75, 1.0, 1.5, 2.0,
2.5, 3.0, 3.5, 4.0, 4.5, 5.0,
6.0, 7.0, 8.0, 9.0, 10.0
GPM SETTINGS
2-32 PSID
Wgt
lbs
2.09
2.09
5.05
5.05
5.17
5.17
8.65
*T
SWT
0.83
21.08
0.98
24.89
0.92
23.37
1.41
35.81
1.43
36.32
1.17
29.72
1.5
38.1
2.15
54.61
2.15
54.61
2.15
54.61
3.61
91.69
3.61
91.69
3.61
91.69
3.92
99.57
E
2.08
52.83
2.08
52.83
2.08
52.83
2.44
61.98
2.44
61.98
2.44
61.98
2.83
71.88
D
3.66
92.96
3.66
92.96
3.66
92.96
5.03
127.76
5.03
127.76
5.03
127.76
5.65
143.51
C
3.67
93.23
3.67
93.23
3.67
93.23
5.38
136.65
5.38
136.65
5.38
136.65
7.44
188.98
B
FNPT
SWT
in 4.96 4.95
mm 126 125.7
in 4.97 5.09
mm 126.24 129.29
in 5.11 5.25
mm 129.79 133.35
in 6.98 7.18
mm 177.29 182.37
in 7.06 7.24
mm 179.32 183.90
in 7.06 7.37
mm 179.32 187.2
8.63
1.17
29.72
3.91
99.5
2.83
71.9
5.66
143.6
7.44
189.0
9.59 9.91
249.6 251.7
in 9.56 10.35
mm 242.82 262.89
A
in mm
1/2”
3/4”
1” H
1” R 25
2”
50
1-1/2” R 40
in
mm
1-1/2” H
40
1-1/4” 32
20
25
15
SIZE
20.0, 22.0, 24.0, 26.0, 28.0, 30.0,
32.0, 34.0, 36.0, 38.0, 40.0, 42.0,
44.0, 45.0, 48.0, 50.0
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0,
16.0, 17.0, 18.0, 19.0, 20.0
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0,
16.0, 17.0, 18.0, 19.0, 20.0,
22.0, 24.0, 26.0, 28.0, 30.0
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0
0.5, 0.75, 1.0, 1.5, 2.0,
2.5, 3.0, 3.5, 4.0, 4.5, 5.0,
6.0, 7.0, 8.0, 9.0, 10.0
GPM SETTINGS
2-32 PSID
Wgt
lbs
2.09
2.09
5.05
5.05
5.17
5.17
8.65
*T
SWT
0.83
21.08
0.98
24.89
0.92
23.37
1.41
35.81
1.43
36.32
1.17
29.72
1.5
38.1
2.15
54.61
2.15
54.61
2.15
54.61
3.61
91.69
3.61
91.69
3.61
91.69
3.92
99.57
E
2.08
52.83
2.08
52.83
2.08
52.83
2.44
61.98
2.44
61.98
2.44
61.98
2.83
71.88
D
3.66
92.96
3.66
92.96
3.66
92.96
5.03
127.76
5.03
127.76
5.03
127.76
5.65
143.51
C
3.67
93.23
3.67
93.23
3.67
93.23
5.38
136.65
5.38
136.65
5.38
136.65
7.44
188.98
B
FNPT
SWT
in 4.96 4.95
mm 126 125.7
in 4.97 5.09
mm 126.24 129.29
in 5.11 5.25
mm 129.79 133.35
in 6.98 7.18
mm 177.29 182.37
in 7.06 7.24
mm 179.32 183.90
in 7.06 7.37
mm 179.32 187.2
8.63
1.17
29.72
3.91
99.5
2.83
71.9
5.66
143.6
7.44
189.0
9.59 9.91
249.6 251.7
in 9.56 10.35
mm 242.82 262.89
A
in mm
1/2”
3/4”
1” H
1” L 25
2”
50
1-1/2” L 40
in
mm
1-1/2” H
40
1-1/4” 32
20
25
15
SIZE
20.0, 22.0, 24.0, 26.0, 28.0, 30.0,
32.0, 34.0, 36.0, 38.0, 40.0, 42.0,
44.0, 45.0, 48.0, 50.0
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0,
16.0, 17.0, 18.0, 19.0, 20.0
5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
11.0, 12.0, 13.0, 14.0, 15.0,
16.0, 17.0, 18.0, 19.0, 20.0,
22.0, 24.0, 26.0, 28.0, 30.0
Form # AB-02.13
Optional features and accessories available
for this Macon product are an extra charge,
and not included in the standard model price.
Tunstall Corporation
118 Exchange Street
Chicopee, MA 01013