Parker PGP620 Series Hydraulic Pumps - Unwin HydraulicParker PGP620 Series Hydraulic Pumps. Heavy-duty cast-iron pumps and motors. Flows from 16 to 52cc/rev and pressures up to 275bar/3988psiPGP 620 Series/PGM 620 Series - Parker Hannifin3. PGP/PGM 620. Features of PGP620/PGM620 . a common inlet. PGP 620. Catalog HY09-620/US. Features of PGP/PGM620. PGP/PGM620 SeriesParker Commercial PGP620 Gear Pumps | Hydraulics OnlineDescription. Formerly made by Commercial Hydraulics before they joined the Parker Group, Parker PGP620 series pumps are fixed displacement gear pumpsParker PGP620 Series Pump | GS Global ResourcesThe Parker PGP620 Series fixed displacement gear pump offer the most volumetrically, efficient and power dense solution. (19-50 cc/rev) Speed up to 3500 PGP/PGM Series (Anti-Clockwise) - PGP620 Series, 210 - 275Next day delivery available with online discounts on PGP/PGM Series (Anti-Clockwise) - PGP620 Series, 210 - 275 Bar (Cast Iron) - Fixed Displacement Gear