Brochure

Model SV
Submittal Data
Model SV is a combination ball valve, wye strainer, and union. The 20
mesh stainless steel strainer is removable for cleaning and inspection.
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, Hose End Drain
Valve and plugged Bypass port.
∗ Please reference the tailpiece data sheet (Form #M-TP) for other sizes and connections.
Dimensions not for construction purposes unless certified by factory.
600 PSI (4140 kPa)
250F (120C)
Forged Brass
Brass - Fixed End: SWT, FNPT; Union End: SWT, FNPT, & MNPT
EPDM
Chrome Plated Brass, full port, 100% positive shut-off. Optional 316 Stainless Steel.
Brass. Optional 316 Stainless Steel.
Full size Zinc Plated lever with Vinyl Grip
“PTV” combination PT & air vent, automatic air vent, handle and PT extensions.
SPECIFICATIONS
Pressure Ratings:
Temperature Ratings:
Body Material:
End Connections:
Seals:
Ball:
Stem:
Handle:
Available Options:
Please reference data sheet (Form #M-ACC) for optional accessories.
STANDARD COMPONENTS
Drain valve with forged brass body, chrome plated ball, Teflon seats, double EPDM O-ring stem seals, aluminum
handle, ¾” hose connection with cap and plastic retainer strap. Rated to 600 PSI (4140 kPa) WOG and 250°F (120°C).
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).
NOMINAL DIMENSIONS & WEIGHTS
Size A
B C D E
Bypass
Wgt
in mm FNPT SWT
Port
lbs kg
1/2" 15
in 4.16 4.25 3.00 3.66 1.98 3.41
mm 105.56 107.95 76.20 93.96 50.29 86.48
3/4" R
in 4.30 4.37 3.00 3.66 1.98 3.41
mm 109.25 111.05 76.20 92.96 50.29 86.48
3/4" 20
in 4.97 5.09 3.67 3.66 2.08 3.88
mm 126.24 129.21 93.22 92.96 52.74 98.55
1" R
in 5.11 5.25 3.67 3.66 2.08 3.88
mm 129.79 133.35 93.22 92.96 52.74 98.55
1-1/4" 32
in 6.63 6.80 4.94 5.03 2.44 5.62
mm 168.30 172.72 125.48 127.76 61.90 142.98
1-1/2" R
in 6.63 6.93 4.94 5.03 2.44 5.62
mm 168.30 176.02 125.43 127.76 61.90 142.98
2" R
in 9.56 10.35 7.44 5.66 2.83 5.31
mm 232.13 262.89 188.98 143.76 71.88 134.87
B
C
D
E
A
T
40
50
20
25
G
*T
SWT
1.83 0.83
46.45 21.08
1.83 0.98
46.45 24.89
2.06 0.98
52.34 24.89
2.06 0.92
52.34 23.37
2.43 1.43
61.74 36.32
2.43 1.17
61.74 29.77
2.74 1.50
69.54 38.10
1/2" 1.80 0.82
1/2" 1.81 0.82
1/2" 2.45 1.11
1/2" 2.46 1.12
3/4" 5.41 2.45
3/4" 5.25 2.38
1-1/4" 9.42 4.82
Form # SV-03.14
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