The HAMMOND MFG part 1421NP250 is a pack of (250) 10-32 zinc plated clip nuts, designed specifically for punched (round) hole panel rails. These durable hardware pieces provide a secure and reliable solution for fastening components to panel rails, ensuring a sturdy and organized assembly. With their zinc plated finish, these clip nuts offer corrosion resistance and prolonged durability. Ideal for use in various applications, including electronics, telecommunications, and industrial settings, the HAMMOND MFG part 1421NP250 is an essential addition to any project that requires efficient and secure panel mounting.