Phone:
Fax:
Cell:
713-397-0082
713-647-8233
734-276-3803
L.J.R. Pumps and Parts
1660 Townhurst Ste A.
Houston, Texas 77043

E.W.S. 440 Well Service Pump (Ellis Williams Style).


 

E.W.S. 440 Well Service Pump Performance Table.



6" STROKE HIGH PERFORMANCE TRIPLEX

STROKES PER MINUTE

320

270

220

170

120

70

INPUT HORSEPOWER

440

380

320

260

200

200

PISTON & LINER SIZE

DISCHARGE PRESSURE RATING (PSI)

GALLONS PER REVOLUTION

OUTPUT
GALLONS PER MINUTE
(gpm)

4-1/2"

1710

1.239

397

335

273

211

149

87

4-1/4"

1917

1.105

354

299

243

188

133

77

4"

2169

0.979

313

264

215

167

118

69

3-3/4"

2468

0.861

275

232

189

146

103

60

3-1/2"

2816

0.750

240

202

165

127

90

52

3"

3327

0.551

204

149

121

94

66

39

Input HorsePower Rating:

440 Max

Pump Speed Rating:

320 Max

Stroke Length:

6"

Maximum Piston:

Size 4 1/2"

Fluid End Working Pressure Rating:

3,000 PSI

Discharge Connection Size:

3" Nominal Flange with 3,000 PSI Ring Gasket R-31

Suction Connection Size:

6"

Accessory Connection Size:

2" NPT

Valve Size:

A.P.I. #4

Piston Rod End:

A.P.I. #S-2

Crankcase Oil Capacity:

35 Gallons

Liner Wash Capacity:

24 Gallons

Pump Weight:

7,400 Lbs

Internal Gear Ratio:

4.58:1, 6.517:1



E.W.S. 440 Well Service Pump Specifications.



E.W.S. 440 Pump Features



Minimum Weight/Maximum Performance with continuous duty life expectancy
High Strength Steel fabrication power end with integral steel herringbone gears
Anti-Friction roller bearings thoughout
Upset forged and hardened alloy steel fluid-end modules
A.P.I. Standard expendables
Forged Steel eccentric Crankshaft
Double(redundant) failsafe internal lube system
Metal to Metal Liner lock
High Capacity Liner wash system

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E.W.S. 440 Unitized Well Service Pump (Ellis Williams Style).