This Dump Valve is designed to be fitted in a Valve port. The hole in the drysuit fabric must be a minimum of 50 mm (1.97 ") in diameter. The Baseplate must seal against the Valve port.
TECHNICAL SPECIFICATION
Diameter: 48,5 mm (with knobs)
Height: 29 mm (total without Valve port)
Attachment threads: M33 x 1,5
Pressure resistance at 10 normal liters/minute: 0,6 mbar