
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-BB-0915
Model BB
Submittal Data
Model BB Union End Ball Valve is offers shutoff and throttling. The position
indicating Memory Stop provides quick and easy flow setting with a single
screw adjustment. The ball valve has a chrome plated ball, Teflon seats, a
blowout proof stem with double EPDM O-ring seals and dual plugged acces-
sory ports. The union has an EPDM O-ring seal and tailpiece available in
MNPT, FNPT, and SWT end connections.
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
Memory Stop:
Zinc Plated Steel with position indicator
Available Options:
“PTV” combination PT & Air Vent, hose end Drain Valve & Port Extensions
NOMINAL DIMENSIONS & WEIGHTS
SIZE A
B
C
D
*T
MPT
WEIGHT
in mm
FNPT SWT
lbs
kg
1/2”
15
in 3.19 3.29 2.03 3.66 1.98 1.50
1.21 0.55
mm 81.03 83.49 51.64 92.96 50.50 38.10
3/4” R
20
in 3.34 3.41 2.03 3.66 1.98 1.50
1.25
0.57
mm 84.84 86.61 51.64 92.96 50.50 38.10
3/4”
20
in 3.33 3.45 2.03 3.66 2.08 1.56
1.47
0.67
mm 84.58 87.63 51.64 92.96 52.83 39.70
1” R
25
in 3.48 3.61 2.03 3.66 2.08 1.80
1.55 0.70
mm 88.39 91.69 51.64 92.96 56.31 45.72
1-1/4” 32
in 4.02 4.19 2.33 5.03 2.44 1.80
3.43
1.56
mm 101.11 106.43 59.18 127.76 61.90 45.72
1-1/2”
40
in 4.44 4.74 2.52 5.65 2.83 1.80
4.75 2.15
mm 112.78 120.40 64.00 143.59 71.81 45.72
2” R
50
in 5.03 5.82 2.90 5.65 2.83 1.98
5.68 2.58
mm 127.76 148.83 73.66 143.59 78.56 50.17
* 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
Please reference data sheet #Bulletin-MB-Accessories for optional accessories.
Memory stop with position indicator, zinc coated steel.
SHUT OFF
VALV
ES
49
Summary of Contents for Macon AB Series
Page 38: ...This page left blank intentionally MANUAL 38 ...
Page 48: ...STRAINERS This page left blank intentionally 48 ...
Page 52: ...This page left blank intentionally SHUT OFF VALVES 52 ...
Page 56: ...This page left blank intentionally UNIONS 56 ...
Page 74: ...74 ...
Page 122: ...122 ...
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