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Master Catalog>>Section B - Pumps & Compressors>>Page B-10
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Smith Pumps - D Series Small Capacity Stationary pumps
Designed for direct motor mount to 56C-frame electric motor. Each D-series pump comes complete with a back to tank bypass valve and built-in strainer. The gear set and strainer screen can be serviced Without disturbing the piping. The gear set does not have to be removed from the pump should replacement of the mechanical shaft seal assembly be required Each D-series pump uses a built-in bypass valve cartridge set at 90 psid. Pump bypass must be piped back to the supply tank. Foot mount available.
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Part no. |
Description |
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DW-1 |
Pump only |
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DW1-M1-3B |
Pump w/1 HP motor, 115/208/230 V1Ø (EM1-3B) |
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DW-H |
Pump only |
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DWH-M5B |
Pump w/1½ HP motor, 115/208/230 V1Ø (EM-5B) |
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DWH-M6B |
Pump w/1½ HP motor, 115/208/230 V 3Ø (EM-6B) |
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E-100X |
Exchange, Shaft- Seal assembly for DW-1 |
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E100-HX |
Exchange, Shaft seal assembly for DW-H |
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Model |
Motor Speed |
Average Delivery Rate, 3600 RPM |
Internal Bypass Relief Setting |
Max. Differential Pressure |
Inlet/Outlet Size | Motor |
Pump Rotation |
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| 40 psid | 75 psid | |||||||
| DW-1 | 3600 RPM | 8½ GPM | 7 GPM | 90 psi | 125 psi | 3/4" FNPT | 1 HP | CW |
| DW-H | 3600 RPM | 13½ GPM | 12 GPM | 90 psi | 125 psi | 1" FNPT | 1½ HP | CW |
Part Details: Smith D-Series Pumps
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Ref. no |
Part no. |
Description |
Qty. |
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1 |
1/4-20Tx1-1/4L |
Cap screws |
6 |
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2 |
D-3 |
Bypass flange, 1/2" FNPT |
1 |
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3 |
568-118 |
O-ring for bypass valve (top) |
1 |
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4 |
E-20ASSY |
Bypass valve assembly |
1 |
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5 |
3/8-16Tx1-1/4L |
Cap screws |
10 |
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6 |
3/8-16Tx3-1/4L |
Cap screws |
2 |
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7 |
6227-17 |
O-ring for bypass valve (bottom) |
1 |
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8 |
D-2 |
Gear end cover |
1 |
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9 |
6230-14 |
O-ring for gear end cover |
1 |
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10 |
EG-5 EC-5H |
Drive gear for DW-1 Drive gear for DW-H |
1 1 |
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11 |
EG-6 EC-6H |
Idler gear with bushing for DW-1 Idler gear with bushing for DW-H |
1 1 |
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12 |
D-21 |
Strainer screen |
1 |
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13 |
D-1 D-1H |
Main housing for DW-1 Main housing for DW-H |
1 1 |
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14 |
L-3 L-7 |
Label plates Instruction plate |
1 1 |
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15 |
D-3S |
Mounting spacer (short) |
2 |
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16 |
D-3L D-3LH |
Mounting spacers (long) for DW-1 Mounting spacers for DW-H |
2 2 |
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17 |
6230-28 |
O-ring for O.D. of seal assembly |
1 |
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18 |
E-100Z E-100HZ |
Shaft seal assembly for DW-1 Shaft seal assembly for DW-H |
1 1 |
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19 |
Stud |
Stud |
1 |
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20 |
Stud |
Stud |
1 |
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21 |
5-KEY |
Gear |
