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Grooved Couplings
Valves and Accessories
Model B303 Grooved End Butterfly Valves Lever-Lock Operator
Tech Data Sheet: G315
The 50 through 200mm (2" through 8") Model B303 Butterfly Valve with Lever-Lock Operator has a throttling plate that provides throttling notches every 10° for manual control in balancing up to 90° or to shut off service. The Lever may be pad-locked in any one of the positions, including opened or closed, by virtue of a locking hole located in the handle and lever.
(Page 2 of 3)
Valve Material Specifications
Item No.
Description
Material
Qty.
1 2 3 4
5
6 7 8 9 10 11 12 13
Stainless Steel 1
Polyacetal 4
EPDM, Nitrile, or Fluoroelastomer 4
Ductile Iron RILSAN Coated 1
Ductile Iron Encapsulation per Table on page 1 96
C
12 11 13
Disc
Lower Stem
Dust Plug
Nameplate
Handle
Lever
Throttle Plate
Hex. Bolt
Hex. Nut
Stainless Steel
EPDM, Nitrile, or Fluoroelastomer
1
1
1
1
1
1
2
2
3G8A 1
4
9 10
Aluminium
Ductile Iron
Zinc-Plated Steel
Zinc-Plated Steel
Zinc-Plated Steel
Zinc-Plated Steel
2 2.375 21⁄2 2.875 76,1mm 3.000 3 3.500 4 4.500 139,7mm 5.500 5 5.563 165,1mm 6.500 6 6.625 8 8.625
5B 26
7
DFE
Part Number
Pipe Size
Dimensions - mm Inches
Approx Weight Kg. Lbs.
EPDM
Nitrile
Nominal mm Inches
O.D. mm Inches
A
B
C
D
E
F
G
B30320EL
B30325EL
B30326EL
B30330EL
B30340EL
B30356EL
B30350EL
B30366EL
B30360EL
B30380EL
B30320TL
B30325TL
B30326TL
B30330TL
B30340TL
B30356TL
B30350TL
B30366TL
B30360EL
B30380TL
5.16 5.76 5.76 6.02 7.01 7.83 7.83 8.35 8.35 9.33
2.85 3.35 3.35 3.58 4.29 4.16 4.16 5.71 5.71 6.69
11.18 11.18 11.18 11.18 11.18 11.18 11.18 11.18 11.18 11.18
2.76 3.80 3.03 3.80 3.03 3.80 3.78 3.80 4.88 4.54 5.75 5.21 5.75 5.21 6.89 5.21 6.89 5.21 8.82 5.80
0 2.00 4.0 0 2.34 8.4 0 2.28 8.4 0 2.29 9.5 0 2.78 13.2 0 2.34 19.4 0 2.31 19.4
0.27 2.35 23.4 0.27 2.29 23.4 0.94 2.27 34.4
50
60.3
131,0
72,5
284,0
70.0
96,4
50,8
1,8
65
73.0
146,0
85,0
284,0
77,0
96,4
59,4
3,8
65
76.1
146,0
85,0
284,0
77,0
96,4
57,9
3,8
80
88.9
153,0
91,0
284,0
96.0
96,4
58,2
4,3
100
114.3
178,0
109,0
284,0
124.0
115,4
70,6
6,0
125
139.7
199,0
131,0
284,0
146,0
132,4
59,4
8,8
125
141.3
199,0
131,0
284,0
146,0
132,4
58,7
8,8
150
165.1
212,0
145,0
284,0
175,0
132,4
6,8
59,7
10,6
150
168.3
212,0
145,0
284,0
175.0
132,4
6,8
58,2
10,6
200
219.1
237,0
170,0
284,0
224.0
147,4
24,0
57,7
15,6
Note: recommended for mounting with GRINNELL Rigid couplings
For information on alternative sizes, contact a GRINNELL Sales Representative.
For instructions on part numbers, ordering information, and availability, refer to page 13 or contact a GRINNELL
Sales Representative.
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