10-553998-259

Amphenol Aerospace Operations's 10-553998-259 represents cutting-edge innovation in Circular Connectors - Accessories, specifically developed for mission-critical connectivity. This accessory sets new benchmarks in durability and electrical performance for 5G infrastructure deployments.Functioning as Cap (Cover), Protective, this solution provides three-layer protection against environmental contaminants. Its unique design combines dust-proof and waterproof characteristics without compromising signal transmission quality.Specifically engineered for MIL-DTL-38999 Series III TV Connectors, the accessory demonstrates perfect mechanical compatibility. Test results show 5000+ mating cycles without degradation in contact resistance.Precision-machined to 25 specifications, the component maintains concentricity within 0.01mm for perfect RF shielding. The size selection caters to both standard and high-current applications.Incorporating Metal Chain with Ring, this accessory provides 360 EMI shielding effectiveness (>90dB at 1GHz). Its quick-lock mechanism reduces installation time by 40% compared to threaded alternatives.The Olive Drab finish incorporates conductive properties for grounding applications while meeting MIL-STD-3009 visual standards. Colorfastness testing confirms no fading after 1000 hours of UV exposure.