Miniature Push Button Switch Contact Form SPST Number of Connections 2 Switch Function Off/Momentary On Terminals Wire Lead Mounting Hole 1/2 in dia AC Contact Rating 3A @ 250V AC 6A @ 125V AC Stem Length 0.46 in Stem Dia and Thread Size 0.468 in x 15/32-32UNS-2A Operating Temp Range 32 Degrees to 185 Degrees F Color Nickel Standards UL Recognized/ CSA Recommended Use To Control Alarm Or Warning Devices As Well As Test And Measurement Equipment