| PartNumber | M0591-4-SS | M0591-4-AL | M0591-4-N |
| Description | Standoffs & Spacers 2mm, 4.3 ID, M4 ROUND METRIC SPACER | Standoffs & Spacers 2mm, 4.3 ID, M4 ROUND METRIC SPACER | ROUND SPACER NYLON 2MM |
| Manufacturer | RAF Electronic Hardware | RAF Electronic Hardware | - |
| Product Category | Standoffs & Spacers | Standoffs & Spacers | - |
| RoHS | Y | Y | - |
| Product | Spacers | Spacers | - |
| Type | Round Metric | Round Metric | - |
| Thread Size | M4 | M4 | - |
| Length | 2 mm | 2 mm | - |
| Material | Stainless Steel | Aluminum | - |
| Outside Diameter | 8 mm | 8 mm | - |
| Packaging | Bulk | Bulk | - |
| Inside Diameter | 4.3 mm | 4.3 mm | - |
| Brand | RAF Electronic Hardware | RAF Electronic Hardware | - |
| Product Type | Standoffs & Spacers | Standoffs & Spacers | - |
| Factory Pack Quantity | 100 | 100 | - |
| Subcategory | Hardware | Hardware | - |
| Part # Aliases | M0591-4-SS-0 | M0591-4-AL-0 | - |
| Unit Weight | 0.019507 oz | 0.022400 oz | - |