Screw Air Compressor Head Germany Original ROTORCOMP Screw Air End NK31-V018

The ROTORCOMP NK31-V018 is a Germany-engineered, oil-injected screw air end

  • Working Pressure:5~15 [ bar ]72.5~217.5[ psig ]
  • Free Air Delivery:42.4[ cfm ]1.2[ m3/min ]
  • Working Power:3~7.5[ kw ]4~10[ hp ]

Product Details

NK31-V018-1.jpg

ROTORCOMP NK31-V018 Advantages

  • EVO® Technology with ROLLING PROFILE® – High efficiency, low noise, low power consumption.

  • All-in-One Compact Unit – Integrates intake valve, air filter, oil separator, oil filter, thermostat, and minimum pressure valve. Saves space and reduces piping/leakage.

  • Durable & Robust – Cast iron housing, larger bearings, and wear‑free profile for long service life.

  • Easy Maintenance – All service points accessible from one side; no special tools needed.

  • Flexible Application – Wide pressure range (5‑15 barg), suitable for various motors and drive options (belt, direct, gear).

  • German Quality – 100% bench‑tested, backed by ROTORCOMP® SIZING AIR Software.

Technical Parameters

Technical Parameters

ModelNK-31
Max Flow rate3~7.5kW
Max Flow rate1.2m3/min
Pressure Range5~15 Bar
Weight42kg