Brochure

Model BB
Submittal Data
Model BB Union End Ball Valve 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 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 Adjustable Memory Stop and
dual plugged accessory ports.
NOMINAL DIMENSIONS & WEIGHTS
∗ Please reference the tailpiece data sheet (Form #M-TP) for other sizes and connections.
Dimensions not for construction purposes unless certified by factory.
SPECIFICATIONS
Pressure Ratings:
Temperature Ratings:
Body Material:
End Connections:
Seals:
Ball:
Stem:
Handle:
Memory Stop:
Available Options:
600 PSI (4140 kPa)
250 F (120 C)
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
Zinc Plated Steel with position indicator
“PTV” combination PT & air vent, hose end drain valve, handle & port extensions.
Memory stop with position indicator, zinc coated steel.
Please reference data sheet (Form #M-ACC) for optional accessories.
STANDARD COMPONENTS
Size A
B C D
tgW T*
in mm FNPT SWT
MPT
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
Form # BB-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