The 919-137P-71SX is an MCX male crimp connector designed for RG-179/U cable applications. It features a crimped ferrule with hex crimp size of 0.128 inches and is constructed from gold-plated brass housing and contact pins, beryllium copper body, and copper ferrule with Teflon insulator (MIL-P-19468). The connector delivers excellent electrical performance with a VSWR of 1.05 maximum to 1 GHz and 1.15 maximum to 6 GHz, along with insertion loss of 0.05 dB maximum to 1 GHz and 0.15 dB maximum to 6 GHz for mated pairs. This connector is ideal for RF and microwave applications requiring reliable, low-loss signal transmission in compact form factors.