RELAY, PNEUMATIC (P/N 107312-4-1) - As Removed

The 107312-4-1 is a pneumatic relay valve assembly for aircraft pressurization and environmental control systems. This air-operated mechanical valve routes supply air to downstream control devices based on pneumatic input signals. Commonly found in pressurization control circuits, it responds to pressure changes to modulate airflow throughout the system.

Installation requires proper porting orientation, line routing verification, and leak-checking per the aircraft maintenance manual. Ensure supply and signal lines meet cleanliness standards before installation to prevent valve stiction or malfunction.

What is the RELAY, PNEUMATIC (P/N 107312-4-1)?

The 107312-4-1 is a pneumatic relay valve assembly for aircraft pressurization and environmental control systems. This air-operated mechanical valve routes supply air to downstream control devices based on pneumatic input signals.

Is the 107312-4-1 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The RELAY, PNEUMATIC is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the 107312-4-1 come with an 8130-3 airworthiness tag?

Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.

Do you offer bench testing for the 107312-4-1?

We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.