Grayhill, Inc. Pb Swtch,yel Grayhill 30-203

The Grayhill Series 30 is a sealed front-panel-mount pushbutton switch with SPST normally open contact, gold-plated brass terminals, and an aluminum housing with a black chrome finish. It is rated for 500,000 cycles, operates from -40°C to +80°C, and withstands 100 G shocks for 6 milliseconds. The switch has a contact resistance of 25 milliohms max, insulation resistance of 1,000 megaohms, and a voltage breakdown of 1000 Vac at 24 VDC with a 150 mA current rating. It meets IP67 sealing standards for dust and moisture protection. The button travel is 0.090 inch nominal, with 0.035 inch travel before make. The threaded bushing is 1/2-32 UNEF, and the recommended panel cutout is 0.512 inch. The part includes a silicone rubber internal seal and o-ring, with a nylon button and plunger containing 45% glass-filled material.