Wheatley Model 500 – Continuous Duty Double Acting Duplex Pump
- 12 horsepower 5.125″ stroke continuous duty double acting duplex pump
- Rated at pump speeds up to 85 RPM
- Maximum discharge pressures up to 796 psi
- Equipped with cast iron fluid ends
- Equipped with internal gear reduction unit
- No. of Pistons: 2
- Stroke Length: 51/8″
- Piston Load: 2500 LBF
- Gear Ratio: 4.933:1
- Crank Pin: 2.75 Diameter 2.00″ Wide
- Pinion Shaft: 1.500 Diameter 3/8″ X 3/16 KWY
- Oil Capacity: 5 U.S. Quarts
- Pump Weights by Model:
- 535 = 800 LBM
- 545 = 925 LBM
- Standard Connections For Fluid End Bodies:
- 535: Cast 2 1/2 11
- FNPT Suction
- ” FNPT Discharge
- 545: Cast
- 3 FNPT Suction
- 2″ FNPT
- 535: Cast 2 1/2 11
- Discharge Standard Materials For Fluid End Bodies:
- 535: CAST Gray Iron CAST Ductile Iron
- 545: CAST Gray Iron CAST Ductile Iron
| PUMP MODEL | PLGR DIA IN. | MAX PRESS PSI | DISP.GAL PER REV. | DISPLACEMENT | |||
|---|---|---|---|---|---|---|---|
| 54 RPM | 85 RPM | ||||||
| GPM | BPD | GPM | BPD | ||||
| 535 | 2″ | 795 | 0.2439 | 13.2 | 453 | 20.7 | 710 |
| 2 1/2″ | 510 | 0.4007 | 21.6 | 741 | 34.1 | 1169 | |
| 3″ | 353 | 0.5923 | 32 | 1097 | 50.3 | 1725 | |
| 3 1/2″ | 260 | 0.8189 | 44.2 | 1515 | 69.6 | 2386 | |
| Max Break Horsepower Required | 8 | 12 | |||||
| PUMP MODEL | PLGR DIA IN. | MAX PRESS PSI | DISP.GAL PER REV. | DISPLACEMENT | |||
|---|---|---|---|---|---|---|---|
| 54 RPM | 85 RPM | ||||||
| GPM | BPD | GPM | BPD | ||||
| 535 | 2 1/2″ | 510 | 0.4007 | 21.6 | 741 | 34.1 | 1169 |
| 3″ | 353 | 0.5923 | 32 | 1097 | 50.3 | 1725 | |
| 3 1/2″ | 260 | 0.8189 | 44.2 | 1515 | 69.6 | 2386 | |
| 4″ | 200 | 1.0802 | 58.4 | 1999 | 91.8 | 3147 | |
| 4 1/2″ | 155 | 1.3765 | 74.3 | 2547 | 117 | 4011 | |
| Max Break Horsepower Required | 9 | 12 | |||||
Wheatley and GASO models have changed recently so we have provided a quick reference table for your convenience – click here