This tool is an adapter used to service or connect the APU vent and drain valve during maintenance or testing operations.

This tool is a water-drain purger used to remove water and ensure proper drainage during maintenance or servicing operations.

This tool is a water-drain purger used to remove water and ensure proper drainage during maintenance or servicing operations.

This tool is a rigging pin used to align and secure components in the correct position during rigging or adjustment procedures.