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| PartNumber | 1684-440-AL | 1684-440-AL-0 | 1684 |
| Description | Standoffs & Spacers AL 4-40 1/2in 1/4in Round FEM Standoff | 1/4 Rd X 1/2 Length, Round Female Standoffs, NO Plate | Micro Pin, Solder, Jack, .213 L, Pin Size .048-.064, Brass/Tin |
| Manufacturer | RAF Electronic Hardware | - | Keystone Electronics |
| Product Category | Standoffs & Spacers | - | Terminals - PC Pin Receptacles, Socket Connectors |
| RoHS | Y | - | - |
| Product | Standoffs | - | - |
| Type | Round | - | - |
| Thread Size | 4-40 | - | - |
| Length | 1/2 in | - | - |
| Material | Aluminum | - | - |
| Outside Diameter | 1/4 in | - | - |
| Gender | Female | - | - |
| Brand | RAF Electronic Hardware | - | - |
| Product Type | Standoffs & Spacers | - | - |
| Factory Pack Quantity | 100 | - | - |
| Subcategory | Hardware | - | - |
| Part # Aliases | 1684-440-AL-0 | - | - |
| Unit Weight | 0.043200 oz | - | - |
| Series | - | - | |
| Packaging | - | - | Bulk |
| Termination | - | - | Solder |
| Contact Material | - | - | Beryllium Copper |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | 10μin (0.25μm) |
| Length Overall | - | - | 0.213" (5.41mm) |
| Tail Type | - | - | No Tail |
| Accepts Pin Diameter | - | - | 0.048" ~ 0.064" (1.22mm ~ 1.63mm) |
| Mounting Hole Diameter | - | - | 0.102" (2.59mm) |
| Pin Hole Diameter | - | - | - |
| Flange Diameter | - | - | 0.120" (3.05mm) |
| Tail Diameter | - | - | - |
| Socket Depth | - | - | 0.180" (4.57mm) |