The TE Connectivity / AMP Brand part 211904-1 is a CMC Dust Cap Assembly in size 28. This dust cap is designed to protect and seal connectors from dust, dirt, and other contaminants, ensuring optimal performance and longevity. It is perfect for industrial applications where cleanliness and reliability are crucial. The CMC Dust Cap Assembly is constructed with high-quality materials to provide durability and resistance against environmental factors. Get peace of mind by utilizing this reliable solution to keep your connectors clean and protected.