Spiral Flute Tap: #4-40 UNC, 2 Flutes, Bottoming, 2B Class of Fit, Cobalt, Bright/Uncoated MPN:BU513500.5003

The versatile diaphragm pressure switch offers an economical solution ideal for users across multiple industries looking to monitor and regulate low pressure levels with precision ranging from -5 psi to 30 psi in diverse operations. Its user-friendly construction permits adjustments via a single Allen key which fine tunes settings from within its diaphragm spring pressure range, ensuring sensitivity remains unchanged even after prolonged usage. Additionally, the 1/4in NPTF thread connects easily with available piping fittings while resisting leaks or unwanted interruptions for consistent operation which makes this device an ideal pick when it comes to automating, regulating and monitoring pressure across various settings.