The R114553000 is a straight bulkhead SMB Jack Receptacle, front mount, with gold over nickel plated brass center contact, gold over nickel plated brass body. This SMB series plug has PTFE insulation, panel mounting and solder termination. The SMB snap-on subminiature coaxial connector provides a fast and reliable connection for high density packaging for applications up to 4GHz. The design permits quick engagement and disengagement.