The 172129 from Amphenol RF is N type, panel mount, straight bulkhead jack with 50 Ohm impedance and crimp termination. Body made up of brass with white bronze finish and PTFE insulator. N-type connector is designed to satisfy the need for a durable, weatherproof, medium-size RF connector with consistent performance through 11GHz. N-type connector feature threaded coupling mechanisms and is fully interchangeable with N-type connector made to the MIL-C-39012 specification. This connector is used in all systems where excellent RF and mechanical performance is critical. This RF connector is designed for LMR-100, M17/119-RG174, RG-174, RG-188, RG-188A and RG-316 cable.