Aluminium Drive Couplers for Hydraulic Power units, used on engines or electric motors to drive or rotate a Hydraulic Gear Pump.

These 65 mm diameter Aluminium drive Couplings are designed to fit Electric Motors rated at 5.5 kw at 1,400 RPM and electric motors or engines rated at up to 11 KW Rotating at 2,800 to 3,000 RPM.

Within this listing there are also drive couplings to fit Hydraulic Gear pumps:

• With Straight keyed shafts in various metric 18, 19, 20, 24, 25, and 28 mm Shafts and Imperial 1/2", 5/8", 3/4", 7/8", and 1" inch diameters,
• 1:5 and 1:8 Tapered Shafts with 9.7, 17.2 and 22.2 mm diameters.

The internal bore length of these drive couplings range from:

• 22 mm bore length for couplings with 1:5 and 1:8 tapered bores and 1/2" straight keyed bores,
• 32 mm bore length for the 5/8" Straight keyed Bores
• 40 mm bore length for the 3/4" inch Straight Keyed bores
• 48 mm bore length for the 19, 24 and 28 mm Straight Keyed bores
• 50 mm bore length for the 20mm, 25mm and 7/8" inch Straight keyed Bores
• and 67 mm for 1" Straight Keyed bores.

Please Click here for Larger 86 mm diameter drive couplings Rated to 87 Nm = 12.5 to 27 kW

We have a large range of sizes that will fit your pump and drive motor be it electric or fuel driven.

Please pick the size needed from the drop boxes, you will need to select a motor/pump and rubber insert to complete a coupler set.