| Manufacturer | Tripp Lite |
| Package | Bulk |
| Series | Parallel |
| Description | D-Sub Adapters & Gender Changers F/F MOD SERIAL ADPT, RJ45-DB9 |
| Part Status | Obsolete |
| Type | Serial to Ethernet |
| Convert From (Adapter End) | D-Sub 09 Pos (DB9) Female |
| Convert To (Adapter End) | RJ45 Female |
| Interface | RS-232, RS-422, RS-485 |
| Features | – |
| Series | KFSE |
| Product Type | D-Sub Adapters & Gender Changers |
The P440-89FF is a high-quality self-clinching nut made of stainless steel, designed for use in thin sheet metal applications. With a #4-40 thread size, it offers durable and corrosion-resistant threading for permanent and reliable fastening. This nut is commonly utilized in electronics enclosures to secure circuit boards, in automotive assemblies for robust component attachment, and in various industrial applications where strong, reusable threads are essential. Its self-clinching design ensures it remains firmly embedded in the sheet metal, providing long-lasting performance.