Description
AirCraft Red Insert Straight PU 8mm – 4mm (SG APGJ08-04)
At a Glance; Reducing straight push-in connector for 8 mm to 4 mm pneumatic tubing
The AirCraft SG APGJ08-04 Red Insert Straight PU 8mm – 4mm is a clean, space-saving way to step down your air line from an 8 mm main run to a 4 mm tube. It’s ideal when you need the airflow of a larger line but must connect to compact valves, pilot lines, gauges, airbrush feeds, or smaller pneumatic accessories. Push-in connections keep installation quick and tidy, while the colour-coded red body makes reducers easy to identify in busy pneumatic layouts.
Keep your “backbone” line larger for better airflow and response, then reduce only where the smaller circuit is needed. This reduces clutter and simplifies troubleshooting later.






