QXV42-020R246 Single Internal Gear Pump 20.3 cm³/rev 50 bar

Built on a frame size 4 for higher flow rates, the QXV42-020R246 is a multistage internal gear pump from the Bucher Hydraulics QXV series with 2 stages connected in series, designed for efficient transfer of low-viscosity fluids. With a displacement of 20.3 cm³/rev and a maximum pressure of 50 bar, it ensures reliable performance even at viscosities around 0.8 mm²/s with nearly imperceptible pressure pulsations.

Technical features and advantages:

• QXV series, internal gear pump for low-viscosity fluids
• Nominal displacement: 20.3 cm³/rev
• Maximum flow rate: 65.0 l/min at 3200 rpm
• Maximum operating pressure: 50 bar (pressure range 2, 2 stages in series)
• Maximum speed: 3200 rpm
• Frame size 4: suction port 1" 1/2 SAE3000, pressure port 1" SAE3000
• Oval 2-hole flange to ISO 3019/1 (SAE), size SAE B ø 101.6 mm 2B
• Cylindrical shaft ø 32 mm to ISO/R775
• Seals: VITON (FPM), right-hand rotation
• Nearly imperceptible pressure pulsations, quiet operation
• Suitable for ATEX-compliant explosion protection (Ex II 3G T3/T4)

Typical applications:

• Fuel pumps for industrial gas turbines
• Rolling mills and steel plants
• Test rigs for aerospace components
• Circuits using HFA fluids, Pentosin and brake fluids