The Tempest 1H5-18 is an overhauled aircraft vacuum manifold designed for use in pneumatic vacuum systems on compatible piston aircraft. This component distributes regulated vacuum pressure to aircraft systems requiring vacuum operation, including gyro instruments, autopilot systems, and related pneumatic equipment. The unit is overhauled to restore serviceability and reliability for continued aircraft operation.

Key Features
Manufactured by Tempest
Overhauled exchange unit
FAA PMA sub-component approval
Restores vacuum system performance and reliability
Designed for aircraft vacuum distribution systems
Suitable for OEM replacement and MRO applications
Core exchange may apply depending on supplier availability 

Specifications
Part Number: 1H5-18
Manufacturer: Tempest
Description: Vacuum Manifold – Overhauled
Condition: Overhauled
Component Type: Aircraft pneumatic vacuum manifold
Weight: 1.125 lb (18 oz / 0.51 kg)
Dimensions: Approximately 9 × 6 × 5 in.

Typical Applications
Aircraft vacuum instrument systems
Gyroscopic flight instrument systems
Pneumatic autopilot systems
Dual vacuum source installations
Compatible Piper aircraft applications including certain PA-34 Seneca and PA-46 Malibu/Mirage models (verify aircraft eligibility before installation).