603 Manufacturing

603 Manufacturing, based in New Hampshire, is a value-added manufacturer specializing in high-performance cable assemblies, RF/microwave coaxial solutions, and turnkey electromechanical box builds for mission-critical defense and aerospace programs. Products include RF/microwave coaxial cable assemblies in flexible, formable, semi-rigid, and low-loss configurations; phase-matched cable assemblies and delay lines for phased-array and radar systems; military and aerospace wire harnesses; electromechanical box builds; and rack panel and DIN rail assemblies. Technologies covered include RF/microwave interconnects, ruggedized and harsh-environment connectivity, space-grade interconnects built to NASA standards, and high-reliability avionics wiring for fixed-wing and rotary-wing platforms. Capabilities include turnkey box builds covering sourcing, paint, and accessories; design for manufacturability and NPI engineering services; quick-turn military harnessing; and functional and environmental testing including temperature cycling and shock. Engineers and procurement teams sourcing phase-matched RF assemblies, avionics harnesses, or complete electromechanical box builds can review capabilities and submit requests for quotation through the Amphenol M&A directory at amphenolmao.com.