Airborne Vacuum Regulating Valve Model: 2H3-21 C482001-0601 Cessna 337 (23236)

Airborne Vacuum Regulating Valve 

Model: 2H3-21

Cessna Part Number: C482001-0601

Serial Number: 10B

As removed from a 1977 T337G

It has some wear. 

Used, sold as-is.