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API 676 – Positive Displacement Pumps – Rotary, 3rd Edition, Nov. 2009 is a standard put forth by the American Petroleum Institute which covers the requirements for rotary positive displacement process pumps and pump units for use in the petroleum, petrochemical, and gas industry services.
XPD 676 Series (models 4223AX/4323AX)
Steel pumps with 4-bolt mount API 682 cartridge seals and NO exceptions to the API 676 standard.
| Model Number | Standard Port | Nominal Capacity at Maximum Speed | Maximum Speed | Maximum Differential Pressure | ||
| Inches | GPM | M3/Hr | RPM | PSIG | BAR | |
| HL4223AX | 1 ½ | 30 | 6.8 | 1750 | 200 | 14 |
| KK4223AX | 2 | 100 | 23 | 780 | 200 | 14 |
| LS4223AX | 3 | 200 | 45 | 640 | 200 | 14 |
| Q4223AX | 4 | 300 | 68 | 520 | 200 | 14 |
| QS4223AX | 6 | 500 | 114 | 520 | 200 | 14 |
| N4323AX | 6 | 600 | 136 | 350 | 200 | 14 |
| R4323AX | 8 | 1100 | 248 | 280 | 200 | 14 |