Diameter = 1.5 inches (3.81 cm)
Height = 1.875 inches (4.7625 cm)
Object of comparable size: The pressure regulator is roughly the same length and thickness as a staple remover.
For an enlarged GCMS schematic, click here
Pressure regulator head-on (left) and bottom view of pressure regulator (right)
For a list of companies that supplied major parts or important services for Huygens' GCMS, click here.