The TE Connectivity / AMP Brand part 1-1623746-4 is an electronic resistor with a short description ER74 1R2 5% AMMO PK. This resistor is designed to provide a resistance of 1.2 Ohms with a tolerance of 5%. It comes in a convenient ammunition pack, allowing for easy storage and dispensing. This high-quality resistor is part of the ER74 series and is manufactured by TE Connectivity, a trusted brand in the industry.