AKTSC61R is an ultraminature tactile pushbutton switch with a square stem and cap option, designed for high-density mounting applications. It features positive tactile feedback with a 520 ± 130 gf operational force (yellow stem variant), mechanical contact arrangement of 1 pole 1 throw, and is rated for 50 mA at 12 VDC with a maximum contact resistance of 100 milliohms. The switch is constructed with a stainless steel cover, UL94V-0 nylon thermoplastic base and stem, silicone rubber contact disc, and phosphor bronze terminals with silver cladding, providing excellent reliability and durability. It offers 100,000 electrical cycles, operates across -25°C to +70°C, and meets MIL-STD-202F vibration and shock resistance standards, making it ideal for consumer electronics, industrial controls, and portable devices requiring compact, reliable switching solutions.