Johnson - Cinch Connectivity 141-0303-412
RF/COAXIAL, SMA BULKHEAD JACK, 50 OHM, CRIMP; Connector Type:SMA Coaxial; Connector Body Style:Straight Bulkhead Jack; Coaxial Termination:Crimp; Impedance:50ohm; Coaxial Cable Types:RG161, RG174, RG188, RG316; Frequency Max:12.