The part number **02-05-R** is typically associated with **M.A.L. Group (MAL)** or specific electronic connector manufacturers. It generally refers to a specialized **D-Subminiature (D-Sub)** connector or a high-precision terminal pin. Below is a breakdown of the specifications and characteristics typical of components in this series. --- ### 1. Component Overview The "02-05-R" series often represents high-reliability electrical contacts or connectors designed for industrial and military-grade applications. | Feature | Specification | | :--- | :--- | | **Component Type** | Connector / Contact Pin | | **Material** | Copper Alloy / Brass (Gold or Tin plated) | | **Standard Mounting** | Through-hole (PCB) or Solder Cup | | **Compliance** | RoHS Compliant | | **Durability** | High mating cycles (Typically 500+) | --- ### 2. Key Technical Characteristics Most parts under this designation share the following electrical and physical traits: * **Conductivity:** High-grade copper alloys are used to ensure minimal signal loss. * **Plating:** The "R" often signifies a specific finish, such as **Gold Flash** or **Selective Gold**, which prevents oxidation and maintains low contact resistance. * **Temperature Range:** Usually rated for **-55°C to +125°C**, making them suitable for aerospace or automotive environments. * **Current Rating:** Depending on the specific pin gauge (e.g., AWG 20-24), these contacts typically handle between **3A and 5A**. --- ### 3. Usage and Applications These parts are commonly found in sub-assemblies where reliable data transmission is required. 1. **Industrial Controls:** Used in PLC (Programmable Logic Controller) interfaces. 2. **Telecommunications:** Integrated into rack-mounted server hardware. 3. **Medical Equipment:** Found in diagnostic machinery requiring shielded signal paths. 4. **Custom Wiring Harnesses:** Often used as the male/female pins inside D-Sub shells. --- ### 4. Identification Table If you are looking for specific variations of the 02-05-R part, check the suffix: | Suffix/Variant | Meaning | | :--- | :--- | | **02-05-R (Standard)** | Standard RoHS compliant contact. | | **02-05-R-G** | Gold-plated version for low-voltage signals. | | **02-05-R-T** | Tin-plated version for cost-effective power applications. | ---