Special Order: N SER PLUG, 50 OHM M39012 RF Interface: N Type RF Connector Style: Plug RF Connector Mated Outer Diameter (Approximate): .827 in RF Connector Mated Outer Diameter (Approximate): 21 mm Impedance: 50 Ω N Type Plug .827" 21 mm | Rf Connector | Part Number: 51692-1 | Internal Number: 51692-1 | TE Connectivity