
Optional features and accessories available for this
Macon product are an extra charge, and not included
in the standard model price.
www.maconbalancing.com
Tunstall Corporation
118 Exchange Street · Chicopee, MA 01013
Phone (413) 594-8695 · Fax (413) 598-8109
Section:
Components
Bulletin-MB-SB-0915
Model SB
Submittal Data
Model SB Union End Ball Valve offers positive shut-off, pressure/temperature
measurement and drain. The ball valve has a chrome plated ball with Teflon
seats, 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 Pressure/Temperature Port and Hose End Drain
Valve.
SPECIFICATIONS
Pressure Ratings:
600 PSI (4140 kPa)
Temperature Ratings:
250ºF (121ºC)
Body Material:
Forged Brass
End Connections:
Brass - Fixed End: SWT, FNPT
Union End: SWT, FNPT & MNPT
Seals:
EPDM
Ball:
Chrome Plated Brass, full port, 100% positive shut-off.
Optional 316 Stainless Steel.
Stem:
Brass.
Optional 316 Stainless Steel.
Handle:
Full size Zinc Plated Lever with Vinyl Grip
Available Options:
“PTV” combination PT & Air Vent, Hose End Drain Valve, Handle and Port Extensions
NOMINAL DIMENSIONS & WEIGHTS
SIZE A
B
C
*T
SWT
WEIGHT
in mm FNPT SWT
lbs
kg
1/2”
15
in 3.19 3.29 2.03 3.66
0.83
1.45 0.66
mm 81.03 83.57 51.56 92.96
21.08
3/4” R
20R
in 3.34 3.41 2.03 3.66
0.98
1.45 0.66
mm 84.84 86.61 51.56 92.96
24.89
3/4” 20
in 3.33 3.45 2.03 3.66
0.98
1.73 0.78
mm 84.58 87.63 51.56 92.93
24.89
1” R
25 R
in 3.48 3.61 2.03 3.66
0.92
1.73 0.78
mm 88.39 91.69 51.56 92.96
23.27
1-1/4” 32
in 4.02 4.19 2.33 5.03
0.92
3.73 1.69
mm 101.11 106.43 59.18 127.76
36.32
1-1/2”
40
in 4.44 4.74 2.52 5.66
1.17
4.86 2.20
mm 112.78 120.40 64.00 143.76
29.72
2” 50
in 5.03 5.82 2.90 5.66
1.50
5.72 2.60
mm 127.76 148.83 73.66 143.76
38.10
* Please reference the tailpiece data sheet #Bulletin-MB-TP for other sizes and connections.
Dimensions not for construction purposes unless certified by factory.
STANDARD COMPONENTS
Pressure/Temperature test port with brass body, dual durometer EPDM core, threaded 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)
Drain valve with forged brass body, chrome plated ball, Teflon seats, double EPDM O-ring stem seals, aluminum
handle, 3/4” hose connection with cap and plastic retainer strap.
Rated to 600 PSI (4140 kPa) WOG and 250°F (121°C)
Please reference data sheet #Bulletin-MB-Accessories for optional accessories.
E
2.53
64.26
2.53
64.26
2.74
69.60
2.74
69.60
3.12
79.25
3.12
79.25
3.51
89.15
D
1.98
50.29
1.98
50.29
2.08
52.83
2.08
52.83
2.22
61.98
2.83
71.88
2.83
71.88
SHUT OFF
VALV
ES
50
Содержание Macon AB Series
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