The ITT CANNON MS3101E28-21PY connector is a robust, military-grade circular connector originally designed for aerospace applications. Manufactured to MIL-DTL-5015, it's built to withstand harsh conditions, including vibration, condensation, and extreme temperatures. Featuring a rugged aluminum alloy shell and a resilient polychloroprene insulator, this connector provides a liquid-tight assembly and long service life. Commonly used in power generators, engines, sensors, and off-road vehicles, the MS3101E28-21PY offers a cost-effective solution for demanding industrial and military applications. Its threaded coupling provides superior EMI/RFI shielding and is suitable for robotic applications.